Surveying and mapping industry standards formulated by the State Bureau of Surveying and Mapping Industry Standards

This table is the latest version of the standard, and only lists the standard name, number and summary description. If you need to know the details of the standard and the drafting unit, you can contact the Surveying and Mapping Standardization Working Committee of the State Bureau of Surveying and Mapping. (As of May 2011) No. Standard Name Standard No. Outline Description Rules for transliteration of Tibetan (Derge) geographical names into Chinese characters CH 4001-1991 stipulates the rules for transliteration of Tibetan (Derge) geographical names into Chinese characters for surveyors and toponymic specialists. CH 4002-1991 specifies the rules for transliteration of Chinese characters for geographical names in Li language by surveyors and toponymic professionals. CH 8001-1991 specifies the inspection purpose, inspection items and inspection methods of photoelectric rangefinders. Surveying and mapping instruments against mold, fog, rust CH/T 8002-1991 specifies the classification, cycle, technical requirements and corresponding measures for surveying and mapping instruments against mold, fog and rust. CH 8003-1991 specifies the product classification, technical requirements, test methods and inspection rules of coordinate grid ruler. Applicable to coordinate grid ruler. CH 8004-1991 specifies the product specifications, technical requirements, test methods and inspection rules of the third-class standard metal line ruler.0.8-7.0 times correcting instrument CH/T 8005-1991 specifies the technical requirements and test methods of the 0.8-7.0 times correcting instrument. CH/T 8006-1991 specifies the series classification of analog mapper and its basic parameters in photogrammetric instruments. HMT 10 analog mapper CH/T 8007-1991 specifies the basic parameters, technical requirements, test methods and inspection rules of analog mapper in photogrammetric instruments. CH/T 8007-1991 specifies the basic parameters, technical requirements, test methods and inspection rules of analog mappers in photogrammetric instruments. CH/T 2002-1992 specifies the coding, input and output contents and formats of measurement information when using programmable electronic recorder (mainly PC-1500) for wire measurement. CH 8008-1992 specifies the length checking tools, content, method and accuracy requirements of Inva level scale. DS05 and DSZ1 automatic leveling devices CH 8009-1992 specifies the magnetic error checking technical regulations of automatic leveling devices. CH 8009-1992 specifies the checking equipment, checking method and technical requirements for magnetic error of automatic leveling instruments. CH/T 8010-1992 Specifies the classification, basic parameters, technical requirements and test methods of stereo image reading instrument. Orthographic projector CH/T 8011-1992 specifies the basic parameters, technical requirements, test methods and inspection rules of orthographic projector for photogrammetric instruments.HJT 05 Analytical mapper CH 8012-1992 specifies the basic parameters, technical requirements, test methods and inspection rules of analytical mapper of 5 μm level for photogrammetric instruments, test methods and inspection rules. CH 4003-1993 Specifies the rules for transliteration of Liangshan Yi geographical names by surveyors and toponymic specialists. Provincial, Prefecture and County Map Format CH/T 4004-1993 specifies the symbols, notations and color standards of various features and landforms on ordinary maps of provinces, prefectures and counties. Standard Glass Grid Board CH/T 8013-1993 specifies the basic parameters, level division and technical requirements of standard glass grid board. CNC Plotter Series and Its Basic Parameters CH/T 8014-1994 specifies the series of CNC plotters for surveying and mapping and their basic parameters.HHS90-B/120-B CNC Plotter CH/T 8015-1994 specifies the two models of HHS90-B and HHS120-B. CH/T 8015-1994 specifies the technical requirements, test methods and inspection rules of HHS90-B and HHS120-B CNC plotters. CH/T 4005-1994 specifies the colors, production methods and quality requirements of color separation sample maps. Cadastral Surveying and Mapping Specification CH 5002-1994 specifies the basic contents and requirements of real estate cadastral surveying and mapping. Cadastral Map Format CH 5003-1994 specifies the symbols and notation standards for various elements on cadastral maps and cadastral survey sketches, as well as the principles, requirements and basic methods for the use of these symbols. Global Positioning System (GPS) Measuring Receiver Calibration Regulation CH 8016-1995 specifies the purpose, items and methods of calibration of GPS measuring receivers. Rules for Translation of Chinese Characters for Geographical Names in the Dehong Dai Language CH/T 4006-1998 specifies the rules for transliteration of Chinese characters for geographical names in the Dehong Dai language by surveyors and toponymic specialists. CH/T 2003-1999 specifies the precision requirements and methods for the deployment of national first-class gravity network, the selection and burial of gravity points, and the determination of coordinates and elevation. Basic Provisions on Electronic Records for Measurement Fieldwork CH/T 2004-1999 specifies the contents and formats of coding, inputting and outputting measurement information when using programmable electronic recorders (including electronic calculators and electronic computers) for fieldwork measurement. Provisions on Electronic Records of Triangulation CH/T 2005-1999 specifies the contents and formats of coding, inputting and outputting of measurement information when triangulation is carried out by programmable electronic recorders (including electronic calculators and electronic computers). CH/T 2006-1999 Provisions on Electronic Records for Level Measurement CH/T 2006-1999 specifies the contents and formats of coding, inputting and outputting of measurement information when level measurement is carried out with programmable electronic recorders (including electronic calculators and electronic computers), etc. 1:5 000 1:10 000 scale topographic map aerial camera film indoor and outdoor comprehensive judgment and adjustment method operation regulations (for trial implementation) CH/T 3001-1999 The main chapters include general provisions, data preparation, indoor judgment and mapping, process checking, field supplementary adjustment, self-checking and self-calibration, checking and acceptance, and submission of results, etc. CH/T 3002-1999 specifies the specifications, accuracy requirements and production requirements of 1:10 000 1:25 000 scale image planimetry. CH/T 3002-1999 specifies the specifications, precision requirements and production requirements of image plan. Rules for transliteration of Mongolian geographical names CH/T 4007-1999 specifies the rules for transliteration of Mongolian Chinese geographical names by surveyors and toponymic specialists. CH/T 4008-1999 stipulates the rules for transliteration of Uyghur geographical names by surveyors and toponymic specialists. CH/T 4009-1999 stipulates the rules for transliteration of Tibetan (Lhasa) geographical names by surveyors and toponymic specialists. CH/T 4010-1999 stipulates the rules for transliteration of Kazakh geographical names by surveyors and toponymic specialists. CH/T 4012-1999 specifies the rules for transliteration of Kyrgyz geographical names by surveyors and toponymic specialists. CH/T 4013-1999 specifies the rules for transliteration of Tibetan (Amdo) geographical names by surveyors and toponymic specialists. CH/T 4014-1999 stipulates the rules for transliteration of Chinese characters for geographical names in Xishuangbanna Dai language by surveyors and toponymic specialists. 1:5000 1:10000 1:25000 Specification for topographic map of coastal zone CH/T 7001-1999 stipulates the specifications, specifications and specifications for topographic map of coastal zone, as well as the rules and regulations for topographic map of coastal zone. CH/T 7001-1999 specifies the specifications, precision, basic methods and requirements for the operation of topographic map of coastal zone. CH 8017-1999 specifies the verification of machine accuracy of analog stereo mapper, analytical mapper and correcting mapper of various levels of accuracy. CH/T 1005-2000 specifies the organization and naming rules of digital files of basic geographic information digital products. 1:5000 1:10000 topographic map digital mapping specification for aerial photogrammetry CH/T 1006-2000 Specification for 1:5000 and 1:10000 topographic map digitized mapping by aerial surveying method CH/T 1006-2000 Specification for 1:5000 and 1:10000 topographic map digitized mapping by aerial surveying method. CH/T 1006-2000 Specification for digital mapping of 1∶5000 and 1∶10000 topographic map by aerial photogrammetry method: basic requirements, specifications and accuracy. Metadata of digital products of basic geographic information CH/T 1007-2001 Provides for the content, structure and format of metadata of digital orthophoto, digital elevation model, digital line drawing and digital raster map. Basic Provisions on the Establishment of Map Symbol Libraries CH/T 4015-2001 specifies the basic principles for the establishment of symbol libraries for various types of topographic maps. Specification for Third and Fourth Class Conductor Measurement CH/T 2007-2001 stipulates the principles, methods and accuracy requirements for laying and surveying national third and fourth class plane control networks by means of conductor measurement. Provisions on Technical Design of Surveying and Mapping CH/T 1004-2005 stipulates the basic requirements for technical design of surveying and mapping, the main contents of project design book and professional design book, and the approval procedure of technical design book. CH/T 1001-2005 specifies the requirements, levels and main contents of the summary of surveying and mapping technology. Specification for the Construction of Continuous Operation Reference Station Network of Global Navigation Satellite System CH/T 2008-2005 stipulates the basic requirements for the construction of continuous operation reference station network and its operation by utilizing GNSS and other technologies, including the composition of continuous operation reference station network, definition of the category of continuous operation reference station network, selection of station site, infrastructure, configuration of instrumentation and equipment, data communication network, composition of data center, data processing, and configuration of data communication network, as well as the procedures for approval of technical design. Composition of data center, data processing, data management, product service. Digital Products of Basic Geographic Information 1:10,000 1:50,000 Digital Line Maps CH/T 1011-2005 specifies the data content, specification, quality and distribution form of digital products of basic geographic information 1:10,000 and 1:50,000 digital line maps. Digital Products of Basic Geographic Information Land Coverage Maps CH/T 1012-2005 specifies the classification, product marking, technical indexes and technical requirements of digital products of basic geographic information land coverage maps. Digital products of basic geographic information Digital image topographic map CH/T 1013-2005 specifies the classification, product labeling, technical indexes and technical requirements of digital image topographic map products. CH/T 1014-2006 Specification for the management and protection of basic geographic information data archives CH/T 1014-2006 applies to the management of basic geographic information data archives at all levels of surveying and mapping archive libraries, and also applies to the management of data results by the units that form basic geographic information data archives. The management of non-basic geographic information data files can be referred to. CH/T 1015.1-2007 This part is applicable to the collection, updating and library building of 1:10000 and 1:50000 digital line graphs, and the production and application of other products targeting at digital line graphs. This part is applicable to the collection, updating and library construction of 1:10000, 1:50000 digital line drawing map. CH/T 1015.2-2007 This part is applicable to the data collection, updating and library building of 1:10,000 and 1:50,000 digital elevation models, and the production and application of other products targeting digital elevation models can also be carried out in accordance with the relevant contents of this part. This part is applicable to data collection, updating and library construction of 1:10000 and 1:50000 digital elevation models. CH/T 1015.3-2007 This part is applicable to the data acquisition, updating and library building of 1:10000 and 1:50000 digital orthophoto maps, and the production and application of other products targeting digital orthophoto maps can also be carried out in accordance with this part. This part applies to the data acquisition, updating and library construction of 1:10000 and 1:50000 digital orthophoto maps. CH/T 1015.4-2007 This part is applicable to the collection, updating and library building of 1:10,000 and 1:50,000 digital raster maps, and the production and application of other digital raster maps can also be carried out in accordance with the contents of this part. This part applies to the collection, updating and library construction of 1:10000:1:50000 digital raster maps. Technical Specification for Digital City Geospatial Information Public **** Platform CH/Z 9001-2007 defines the connotation, composition and role of Digital City Geospatial Information Public **** Platform, stipulates the processing process of extracting, expanding and reorganizing data sets on the standard data of basic geographic information, and puts forward specific requirements on the functions of management service software and support environment. Basic Provisions on the Preparation of Quality Inspection Report on Surveying and Mapping Achievements CH/Z 1001-2007 stipulates the basic content and format of the preparation of quality inspection report on surveying and mapping achievements. CH 1016-2008 specifies the requirements on safety management, safety prevention and emergency treatment related to personal safety in basic surveying and mapping production. 1:50,000 basic surveying and mapping results quality assessment CH/T 1017-2008 specifies the requirements, procedures and methods for 1:50,000 basic surveying and mapping results quality assessment. CH/T 1017-2008 specifies the requirements, procedures, methods and indicators for the quality assessment of 1:50,000 basic surveying and mapping results. Basic Provisions on Geospatial Framework CH/T 9003-2009 defines the meaning and composition of geospatial framework, and stipulates the construction contents and technical requirements of geospatial framework. Basic Provisions on Geographic Information Public **** Platform CH/T 9004-2009 defines the meaning, composition and grading of geographic information public **** platform, stipulates the data content and processing, and puts forward the requirements for the management and service system and support environment. Basic Provisions on Basic Geographic Information Database CH/T 9005-2009 defines the meaning, composition, grading and requirements of basic geographic information database. CH/T 1018-2009 on Quality Supervision and Sampling of Surveying and Mapping Achievements and Data Recognition stipulates the basic principles, work requirements and inspection procedures for quality supervision and sampling of surveying and mapping achievements and data recognition of basic geographic information standards, as well as the procedures, contents and methods of recognition, and the requirements on the contents and formats of inspection reports, recognition certificates and other documents. Global Navigation Satellite System (GNSS) Measuring Receiver RTK Calibration Specification CH/T 8018-2009 specifies the calibration items, technical requirements and calibration methods for the real-time kinematic (RTK Real Time Kinematic) measurement function of the Global Navigation Satellite System (GNSS) measuring receiver. CH/T 8019-2009 specifies the items, methods and technical indexes for the calibration of newly manufactured, in-use and repaired DSZ05 and DSZ1 digital level meters. CH/T 8020-2009 specifies the items, methods and technical indexes for the calibration of newly manufactured, in-use and repaired Invalid barcode level scales. CH/Z 1002-2009 This standard specifies the product definition, product content, product specifications, product metadata, product packaging and labeling, technical specifications and data processing of measurable live images. 1:5000 1:10,000 Basic Geographic Information Digital Product Update Specification CH/T 9006-2010 This standard is a recommended industry standard, which specifies the main product forms of 1:5000 and 1:10,000 basic geographic information digital products - digital line drawing, digital elevation model, digital orthophoto map and digital raster image. It specifies the updating principles, methods and quality requirements of 1:5000 and 1:10000 basic geographic information digital products - digital line drawing map, digital elevation model, digital orthophoto map and digital raster map, as well as the technical indexes for updating the digital line drawing map, the data connection and consistency processing, the update of metadata and annexes and the update of the database, etc., and specifies the content of the quality checking and the quality evaluation. The standard applies to the updating of 1:5000 and 1:10000 basic geographic information digital products and databases. Global Positioning System Real-time Kinematic Measurement (RTK) Technical Specification CH/T 2009-2010 This standard is a recommended industry standard, which stipulates the technical requirements and methods for the implementation of planimetric and elevation control measurements, topographic measurements, and engineering measurements utilizing the real-time Kinematic Measurement (RTK) technology of the Global Positioning System (GPS) as well as the requirements for and the testing and maintenance of the measuring instruments. The RTK planimetric and elevation control measurements stipulated in the standard are applicable to laying out the basic control points for external digital mapping and photogrammetry and remote sensing, and the RTK topographic measurements are applicable to the root measurements and data collection of fragmented points for external digital mapping; other positioning measurements with corresponding accuracy can be carried out with reference to this standard. Navigation Electronic Map Inspection Specification CH/T 1019-2010 This standard is a recommended industry standard, which stipulates the requirements for the inspection content, inspection indexes, inspection methods, inspection process, inspection result determination and quality scoring of navigation electronic map products. The standard applies to industry authorities, units and users of navigation electronic map products and related results or products for quality testing and evaluation, navigation electronic map production enterprises and units can also refer to this standard to develop their own products and production environment in line with the quality of the test specifications or rules. CH/T 9007-2010 Basic Geographic Information Database Testing Procedures This standard is a recommended industry standard, which stipulates the general principles, testing environment, testing contents of digital line maps, digital elevation models, digital orthophoto maps, digital raster maps, topographic data, topographic map mapping data, metadata, dataset consistency, and dataset testing of the basic geographic information digital products, Test method, test requirements and test evaluation and report. This standard is applicable to the acceptance test of various basic geographic information databases of the country, province, district and city, and the non-acceptance test of basic geographic information system database can also be referred to. CH/T 9008.1-2010 The standard describes the concept of digital line drawing, stipulates that the results of digital line drawing are composed of vector data, metadata and related documents, and are divided into two categories of non-symbolized data and symbolized data. It specifies the technical requirements for the 1:500, 1:1,000 and 1:2,000 digital line drawings of basic geographic information, such as mathematical basis, subdivision and numbering, basic contour distance, positional accuracy, attribute accuracy, logical consistency, present situation, completeness, characterization quality, storage format, file naming, quality inspection, marking, packaging and confidentiality, and so on. CH/T 9008.2-2010 Digital Elevation Model of 1:500 1:1000 1:2000 Digital Results of Basic Geographic Information The standard describes the concept of digital elevation model, stipulates that the results of digital elevation model are composed of digital elevation model data, metadata and related files, and are classified into three levels according to the accuracy, and specifies the basic elevation model under plane coordinate system. It specifies the technical requirements for the mathematical basis, division and numbering, grid size, accuracy, grid positioning, data coverage, data storage, file naming, quality inspection, marking, packaging and confidentiality of the digital elevation models of 1:500, 1:1,000 and 1:2,000 digital geographic information results under the plane coordinate system, and applies to the results of the digital elevation models of 1:500, 1:1,000 and 1:2,000 digital geographic information results under the plane coordinate system. 2,000 digital elevation model under plane coordinate system. It is applicable to the production, quality control, data repository and distribution of digital elevation model under plane coordinate system. CH/T 9008.3-2010 Digital Orthophoto Maps of 1:500, 1:1000 and 1:2000 Digital Results of Basic Geographic Information The standard describes the concept of digital orthophoto maps, stipulates that the results of digital orthophoto maps are composed of digital orthophoto data (including image positioning information), metadata and related files, and are divided into two categories of full color and color according to the color, and specifies that the results of basic geographic information digital results are divided into two categories of full color and color. It specifies that the digital orthophoto map results of 1:500, 1:1,000 and 1:2,000 digital orthophoto maps of basic geographic information are composed of digital orthophoto data (including image positioning information and related files), and are divided into two categories of full-color and color according to their colors, and specifies the technical requirements of 1:500, 1:1,000 and 1:2,000 digital orthophoto maps of basic geographic information in terms of mathematical basis, frame division and numbering, resolution, image positioning, data coverage, accuracy, image quality, map contouring, data storage, file naming, quality inspection, marking, packaging and confidentiality. CH/T 9008.4-2010 Digital raster map of 1:500 1:1000 1:2000 digital results of basic geographic information The standard describes the concept of digital raster map, stipulates that digital raster map results are composed of raster data (including geo-location information), metadata and related documents, and are divided into monochrome and color according to the color. It specifies the mathematical basis, subdivision and numbering, resolution, accuracy, color mode, graphic expression, representation quality, data storage, file naming, quality inspection, marking, packaging and confidentiality of 1:500, 1:1,000 and 1:2,000 digital raster maps of basic geographic information digital results. CH/T 9009.2-2010 Digital Elevation Model of Basic Geographic Information 1:5000 1:10,000 1:25,000 1:50,000 1:100,000 This standard replaces CH/T 1008-2001 Digital Product of Basic Geographic Information 1:10,000 1 :50,000 Digital Elevation Model", modified the classification of the results of digital elevation model, grid size, calculation formula of the coordinates of the starting and ending grid points, results marking, etc., deleted the irregular grid, division by arc seconds, etc., added the relevant contents of the results of the 1:5,000, 1:25,000, 1:100,000 digital elevation model, and stipulated that under the planar coordinate system, 1:5,000, 1:10 000, 1:25 000, 1:50 000, 1:100 000 digital elevation models under planar coordinate system, stipulating the composition, classification, requirements, quality inspection, marking, packaging and confidentiality, etc. It is applicable to the production, quality control, data construction and distribution and application of 1:5 000, 1:10 000, 1:25 000, 1:50 000, 1:100 000 digital elevation models under planar coordinate system. The production, quality control, data repository and distribution application of digital elevation models of basic geographic information. CH/T 9009.3-2010 Digital Orthophoto Maps of 1:5000, 1:10000, 1:25000, 1:50000, 1:100000 Digital Orthophoto Maps of Basic Geographic Information This standard replaces CH/T 1009-2001 Digital Products of Basic Geographic Information of 1:10 000, 1:50 000, 1:50 000 and 1:100 000 Digital Orthophoto Maps of Basic Geographic Information of 1:10 000, 1:25 000, 1:50 000 and 1:100 000. The standard replaces CH/T 1009-2001 "Digital Products of Basic Geographic Information 1:10 000, 1:50 000 Digital Orthophoto Maps". The standard increases the contents of image positioning map, schematic diagram of the relationship between the starting and stopping points of digital orthophoto maps and the outline of the maps, the formula for calculating the coordinates of the starting and stopping points and the requirements for naming of the files, etc., and the contents related to the results of the digital orthophoto maps of 1:5 000, 1:25 000, 1:100 000 are added. 10 000, 1:25 000, 1:50 000 and 1:100 000 digital orthophoto maps, stipulating the composition, classification, requirements, quality inspection, labeling, packaging and confidentiality. CH/T 9009.4-2010 The standard replaces CH/T 1010-2001 "Basic Geographic Information Digital Product 1:10 000, 1:50 000 Digital Raster Map", and modifies the color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern, color pattern and color pattern. Maps", modifying the contents of color mode, marking examples and data storage, increasing the contents of graphic expression and representation quality, and adding the relevant contents of 1:5 000, 1:25 000 and 1:100 000 digital raster map results. The standard specifies the composition, classification, requirements, quality inspection, marking, packaging and confidentiality of 1:5,000, 1:10,000, 1:25,000, 1:50,000 and 1:100,000 digital raster maps of basic geographic information. CH/T 8021-2010 Digital Aerial Cinematograph Calibration Regulations The standard is based on domestic and foreign digital aerial cinematograph development of technical level, application and digital aerial cinematograph hardware composition, with reference to the relevant optical aerial cinematograph, photoelectric imaging device calibration technical information and foreign digital aerial cinematograph calibration experimental methods, digital aerial cinematograph calibration items, technical requirements and calibration methods to regulate. Applicable to the detachable single lens array photoelectric imaging device of the digital aerial camera calibration and in-use inspection. Basic Requirements for Safe Operation of UAV Aerial Photography CH/Z 3001-2010 This standard specifies the requirements for safety-related technical preparations, field surveys and site selection, flight inspection and monitoring, work summarization, safeguard measures, and equipment use and maintenance in the operation of UAV aerial photography. This standard applies to the UAV aerial photography operation with fixed-wing lightweight UAV aerial photography system as the equipment, and the rotary-wing UAV aerial photography operation and unmanned airship aerial photography operation can refer to the implementation. Technical Requirements for Unmanned Aerial Cinematography System CH/Z 3002-2010 This standard specifies the basic composition of unmanned aerial cinematography system and the technical requirements of the equipment. This standard applies to the selection of UAV aerial photography system with fixed-wing lightweight UAV as the flight platform and digital camera as the task equipment, which can be used for the production of surveying and mapping results, and the design and production of the system equipment can be carried out with reference. Low Altitude Digital Aerial Photogrammetry Specifications CH/Z 3003-2010 This standard specifies the image pre-processing requirements, aerial triangulation requirements, directional modeling requirements, digital orthophoto production, digital line drawing production, digital elevation model production, digital line drawing (Class B) production, digital orthophoto (Class B) production and inspection requirements for the low altitude digital aerial photogrammetry internal work. Acceptance of the submitted results requirements. The standard applies to ultra-light vehicle aerial photography system and unmanned aerial vehicle aerial photography system, 1:500, 1:1000, 1:2000 aerial mapping as the main purpose of aerial photogrammetry internal work, and other scales of the results of the measurement can be referred to the implementation. Low Altitude Digital Aerial Photogrammetry Field Specification CH/Z 3004-2010 This standard specifies the basic control point measurement requirements for low altitude digital aerial photogrammetry field work, the laying and measurement requirements for image control points, the requirements for adjusting and mapping, the requirements for checking and accepting and the requirements for handing over the results. It is applicable to ultra-light aircraft aerial photography system and unmanned aerial vehicle aerial photography system, with 1:500, 1:1,000, 1:2,000 aerial mapping as the main purpose of aerial photogrammetry field work, and other scales can be referred to for the implementation of the results of the measurement system. Low Altitude Digital Aerial Photography Specification CH/Z 3005-2010 This standard specifies the aerial photography system requirements, aerial photography plan and aerial photography design requirements, flight quality and image quality requirements, results finishing and acceptance requirements for low altitude digital aerial photography production. It applies to ultra-light aircraft aerial photography system and unmanned aerial vehicle aerial photography system, 1:500, 1:1,000, 1:2,000 aerial mapping as the main purpose of low-altitude digital aerial photography, and other scales of the results of the measurement can be referred to the implementation. Technical Regulations for Quality Inspection of 1:500, 1:1000 and 1:2000 Topographic Maps CH/T 1020-2010 This standard specifies the basic requirements for quality inspection and quality assessment of 1:500, 1:1000 and 1:2000 topographic maps, as well as the inspection workflow, inspection methods and quality assessment methods. The standard applies to the inspection of the quality of 1:500, 1:1000, 1:2000 topographic map results in various carrier forms produced according to the current national standards and industry standards. Technical Regulations for Quality Inspection of Elevation Control Measurement Results CH/T 1021-2010 This standard specifies the basic requirements, workflow, inspection methods and quality assessment methods for the inspection and acceptance of elevation control measurement results. The standard applies to the quality inspection of level measurement, triangular elevation measurement and GNSS elevation measurement results produced according to the current national standards and industry standards. Elevation control measurement results produced in other ways can also refer to this standard for inspection. Technical Procedures for Quality Inspection of Plane Control Measurement Results CH/T 1022-2010 This standard specifies the basic requirements, workflow, inspection methods and quality assessment methods for quality inspection of plane control measurement results. The standard applies to the current national standards, industry standards produced by the Global Navigation Satellite System (GNSS), wire, triangulation, edge combination and other types of plane control measurement results quality inspection. Gyroscope latitude and longitude instrument verification regulations CH/T 8022-2010 The regulations provide for gyroscope latitude and longitude instrument metrological performance requirements and verification methods. The procedure applies to the use of reversal point method of measurement of gyro-latitude gyroscope part of the verification and use of inspection, other types of gyro-latitude gyroscope can refer to the implementation. Orienteering Map Specification CH/T 4016-2010 The standard specifies the content, accuracy and measurement method of orienteering map, map pattern symbol pattern, specification and color, orienteering line checkpoint description symbol pattern, checkpoint description table production requirements. The standard applies to different types and items of orienteering map production, is the organizer of orienteering map measurement, athletes and referees know the map with the map based on.