Foundations and foundations Unsupported earth Earth excavation, earth backfill
Supported earth Discharge piles, descents, drainage, diaphragm walls, anchors, soil nail walls, soil piles, caissons and caissons, steel and concrete supports
Foundation treatments Grey foundations, sand and gravel foundations, crushed brick and triplex foundations, geosynthetic foundations, fly ash foundations, heavy hammer compacted foundations, strong tamping foundations, vibroseis foundations, sand pile foundations, pre-compacted foundations, high pressure compaction foundations, high pressure compaction foundations. material foundations, fly ash foundations, heavy hammer compaction foundations, strong tamping foundations, vibratory punching foundations, sand pile foundations, pre-compacted foundations, high-pressure jet grouting foundations, soil and ash compact pile foundations, grouted foundations, cemented fly ash rubble pile foundations, compacted soil pile foundations
Pile foundations Anchor static compression piles and static compression piles, prestressed centrifugal pipe piles, pre-cast reinforced concrete piles, steel piles, concrete piles (hole forming, steel cage, clearing, steel and concrete supports), concrete piles (hole forming, steel cage, clearing, and concrete piles).
Underground waterproofing Waterproof concrete, cement mortar waterproofing layer, coil waterproofing layer, coating waterproofing layer, metal sheet waterproofing layer, plastic sheet waterproofing layer, detailed structure, anchor spraying support, composite lining, diaphragm wall, shield tunnels, seepage and drainage, blind trench drainage, drainage of tunnels and tunnels, pre-grouting, post-grouting, grouting of lining cracks
Concrete foundation Formwork, reinforcing steel, concrete, concrete for backing zone, concrete structural joint treatment
Masonry foundation Brick masonry, concrete block masonry, reinforced masonry, stone masonry
Steel structure Welded steel structure, welded steel structure, steel structure fabrication, steel structure erection, steel structure painting
Strong steel (pipe) concrete Strong steel (pipe) welding, strong steel (pipe ) and reinforcing bars, concrete
Main structure Concrete structure Formwork, reinforcing bars, concrete, cast-in-place structure, assembled structure, pre-stressing
Strong steel (pipe) Concrete structure Strong steel (pipe) welding, bolting, connection of strong steel (pipe) and reinforcing bars, fabrication and erection of strong steel (pipe), concrete
Masonry structure Brick masonry, concrete small hollow Block Masonry, Stone Masonry, Infill Wall Masonry, Reinforced Brick Masonry
Steel Structures Steel Structures Welding, Fastener Connection, Steel Parts Processing, Single-story Steel Structures Installation, Multi-story and High-rise Steel Structures Installation, Steel Structures Painting, Steel Components Assembling, Pre-assembling of Steel Components, Steel Mesh Frame Structures Installation, Compacted Metal Panels
Wood Structures Square and Log Structures, Glulam Structures, Light Wood Structures. Wood component protection
Grid and cable-membrane structure Grid fabrication, grid installation, cable-membrane installation, grid fireproofing, anticorrosive coating
Building decorative decoration Ground "overall surface: cement concrete surface, cement mortar surface, terrazzo surface, oil seepage-proof surface, concrete-steel (iron) debris surface, non-flammable (explosion-proof) surface
Panel surface: brick surface (ceramic) tile, cylinder tile, ceramic tile and cement tile facing), marble facing and granite facing
Prefabricated slab facing (cement concrete slab, terrazzo slab facing), material stone facing (strip, block stone facing), plastic board facing, movable floor facing, carpet facing
Wooden, bamboo flooring: solid wood flooring facing (strips, block material facing), solid wood composite flooring facing ( Strip, block material layer), medium density (reinforced) composite flooring layer (strip material layer), bamboo flooring layer"
Plastering General plastering, decorative plastering, clear water masonry hook joints
Doors and windows Wooden windows and doors production and installation, metal windows and doors installation, plastic windows and doors installation, installation of special doors and windows, windows and doors glass installation
Ceiling Concealed keel ceiling, open keel ceiling
Lightweight partition wall Panel partition wall, skeleton partition wall, movable partition wall, glass partition wall
Decorative panels (bricks) Decorative panels installation, decorative tiles paste
Curtain wall Glass curtain wall, metal curtain wall, stone curtain wall
Painting Water-based paint painting, solvent-based paint painting, art painting
Laminating and soft packages Laminating and soft packages
Detailed cabinets making and Installation, curtain box, sill plate and radiator production and installation, door and window cover production and installation, guardrail and handrail production and installation, flower decoration production and installation
Building roofing membrane waterproofing roofing insulation, leveling layer, membrane waterproofing layer, detail construction
Coated membrane waterproofing roofing insulation, leveling layer, coated membrane waterproofing layer, detail construction
Rigid waterproofing roofing fine stone Concrete waterproofing layer, sealing material embedded joints, detailed construction
Tile roofing Flat tile roofing linoleum tile roofing, metal plate roofing, detailed construction
Insulated roofing Aerial roofing, water-storage roofing, planting roofing
Building water supply, drainage and heating Indoor water supply system Installation of water supply pipes and fittings, installation of indoor fire hydrant system, installation of water supply equipments, pipeline anticorrosion, thermal insulation
Indoor drainage system Drainage pipes and fittings installation, rainwater pipes and fittings installation
Indoor hot water supply system Pipes and fittings installation, auxiliary equipment installation, corrosion prevention, adiabatic
Sanitary appliances installation Sanitary appliances installation, sanitary appliances water supply fittings installation, sanitary appliances drainage pipe installation
Indoor heating system Pipes and fittings installation. Installation of auxiliary equipment and radiators, installation of metal radiant panels, installation of low-temperature hot water radiant floor heating system, system hydraulic test and debugging, corrosion, insulation
Outdoor water supply pipe network installation of water supply pipe, fire pump joints and outdoor hydrant installation, pipe trench and well room
Outdoor drainage pipe network installation of drainage pipe, drainage pipe trench and well room
Outdoor heating network Installation of pipes and fittings, system hydraulic test and commissioning, anti-corrosion, thermal insulation
Building water system and swimming pool system Installation of pipes and auxiliary equipment for building water system, installation of swimming pool water system
Heating boiler and auxiliary equipment installation Installation of boiler, installation of auxiliary equipment and piping, installation of safety accessories, baking, boiling and commissioning of the furnace, installation of heat exchange station, anti-corrosion, thermal insulation
Construction Electrical Outdoor Electrical Installation of overhead lines and electrical equipment on poles, installation of transformers, box-type substation installation, complete sets of distribution cabinets, control cabinets (screens, tables) and power, lighting distribution boxes (panels) and control cabinets, wires, cables, conduits and trunking laying, cable threading and trunking laying, cable head fabrication, conductor connection and line electrical test, building exterior decorative lamps and lanterns, aviation obstacle marking lamps and Garden light installation, building lighting power test run, grounding device installation
Transformer distribution room, box-type substation installation, complete sets of distribution cabinets, control cabinets (panels, platforms) and power, lighting distribution boxes (panels) installation, nut lines, closed bus, plug-in bus installation, cable trench and cable shaft cable laying, cable head production, wire connection and line electrical test, grounding device installation
Power supply trunk line, lightning lead and power distribution room grounding trunk line
Power supply trunk line nut line, closed busbar, plug-in busbar installation, bridge installation and cable laying in the bridge, cable trench and cable shaft cable laying, wires, cables, conduits and cable trunking, wires, cables, cable ducts and trunking, cable head production, wire connection and line electrical test
Electrical power Complete set Distribution cabinets, control cabinets (screen, table) and power, lighting distribution boxes (panel) and installation, low-voltage motors, electric heaters and electric actuators inspection, wiring, low-voltage electrical power equipment testing, testing and no-load test run, bridge installation and cable laying in the bridge, wires, cables, conduits and trunking, wires, cables, cable conduit and trunking, cable head, wire connection and line electrical test, socket Building lighting energized for trial operation
Backup and uninterruptible power supply installation Complete power distribution cabinets, control cabinets (panels, tables) and power and lighting distribution boxes (panels) installation, diesel generator set installation, installation of uninterruptible power supply and other functional unit installation, nut line, closed bus bar, plug-in bus bar installation, wires, cable ducts and trunking, wires, cable ducts and trunking, cable head fabrication, conductor connection and line electrical test, grounding Connection and line electrical test, grounding device installation
Lightning protection and grounding installation Grounding device installation, lightning lead and substation room grounding trunk laying, building equipotential connection, flashover installation
Intelligent building Communication network system Communication system, satellite and limited TV system, public **** broadcasting system
Office automation system Computer network system, Information Platform and Office Automation Application Software, Network Security System
Building Equipment Monitoring System Air-conditioning and Ventilation System, Transformer and Distribution System, Lighting System, Water Supply and Drainage System, Heat Source and Heat Exchange System, Refrigeration and Cooling System, Elevator and Escalator System, Centralized Management Workstations and Operational Sub-stations, Sub-systems Communication Interfaces
Fire Alarm and Fire Linkage System Fire and Combustible Gas Detection System, Fire Alarm Control System, Fire Fighting Linkage System
Security Systems Television Surveillance System, Intrusion Alarm System, Patrol System, Access Control (Door Access Control) System, Parking Management System
Comprehensive Cabling System Cable Laying and Termination, Installation of Cabinets, Racks, Distribution Frames, and Installation of Information Sockets and Optical Fiber Core Terminations
Intelligent Integration System Integrated System Network, Central Management Workstation and Operation Station, Communication Interface of Sub-systems
Intelligent integrated system Integrated system network, real-time database, information security, functional interfaces
Power supply and grounding Intelligent building power supply, lightning protection and grounding
Environment Spatial environment, indoor air-conditioning environment, visual lighting environment, electromagnetic environment
Intelligent system of the residential (district) Fire automatic alarm and fire-fighting linkage system, security systems (including) TV monitoring system, intrusion alarm system, patrol system, access control system, building intercom system, residents intercom call system, parking management system), property management system (multi-performance field metering and remote transmission of the chest, building equipment monitoring system, public **** broadcasting system, community network and information service system, property office automation system), intelligent home information platform
Ventilation and Air conditioning air supply and exhaust system Ducts and fittings production, parts production, duct system installation, air treatment equipment installation, muffling equipment production and installation, duct and equipment corrosion, fan installation, system debugging
Smoke exhaust system Ducts and fittings system, parts production, duct system installation, smoke exhaust air outlet, normally closed positive pressure air outlet and equipment installation, duct and equipment corrosion, fan installation, system debugging
Dedusting system Ducts and fittings production, parts production, duct system installation, dust collector and sewage equipment installation, duct and equipment anti-corrosion, fan installation, system debugging
Air conditioning air system Ducts and fittings production, parts production; duct system installation, air treatment equipment installation, muffling equipment production and installation, duct and equipment anti-corrosion, fan installation, duct and equipment insulation System debugging
Purification air-conditioning system Ducts and fittings production, parts production, air duct system installation, air treatment equipment installation, anechoic equipment production and installation, air ducts and equipment anti-corrosion; fan installation, air ducts and equipment adiabatic, high efficiency filters installation, system debugging
Refrigeration equipment system Refrigeration unit installation, installation of refrigerant piping and fittings, refrigeration equipment, piping and equipment anti-corrosion and adiabatic. Anti-corrosion and adiabatic of pipeline and equipment, system debugging
Air-conditioning water system Installation of pipeline hot and cold (media) water system, installation of cooling water system, installation of condensate system, valves and weights (balancing weights), safety components, suspension devices, random electric cables, compensating devices, electrical devices, acceptance of installation of the whole machine
Elevator Installation of traction or forced elevator driven by electric power, acceptance of the entry of equipment, civil construction and delivery of equipment. Acceptance, civil construction handover inspection, drive host, rail, door system, car, counterweight (counterweight), safety parts, suspension device, random electric cable, compensation device, electrical device, whole machine installation acceptance
Hydraulic Elevator Installation Project Acceptance of equipment, civil construction handover inspection, hydraulic system, rail, door system, car, counterweight, safety parts, suspension device, random electric cable, electrical device, whole machine installation acceptance
Hydraulic Elevator Installation Project Acceptance of equipment, civil construction handover inspection, hydraulic system, rail, door system, car, counterweight, safety parts, suspension device, random electric cable, electrical device, whole machine installation acceptance
Hydraulic Elevator Installation Project Device, installation and acceptance of the whole machine
Escalator, moving walkway installation project equipment acceptance, civil construction handover inspection, installation and acceptance of the whole machine