Jinbo stock (688598)
Hunan Jinbo Carbon Co., Ltd. is mainly engaged in the research, development, production and sales of advanced carbon-based composite materials and products; The main products mainly include single crystal drawing furnace thermal field system products, polycrystalline ingot furnace thermal field system products, vacuum heat treatment products and so on. The company independently or as the first drafting unit took the lead in formulating five national industry standards, owned the "Hunan Low-cost Preparation Technology and Engineering Research Center for Carbon/Carbon Composites", and obtained 65 patents at home and abroad, which was in the leading position in the industry.
Huafeng Measurement and Control (688200)
Beijing huafeng measurement and control technology co., ltd is mainly engaged in the research and development, production and sales of semiconductor automatic test system. The company's main products are semiconductor automatic test systems and test system accessories.
Changcheng Technology (00 1270)
The main business of Zhejiang Changcheng Technology Co., Ltd. is the research and development, production, sales and technical services of microwave and millimeter wave analog phased array T/R chips. The company's products mainly include power amplifier chips, low noise amplifier chips, analog beamforming chips and phased array passive devices, and the frequency can cover L-band to W-band. The company undertook the construction of Zhejiang Key Enterprise Research Institute on 20 16; In 20 18, the company's phased array T/R chip was rated as an excellent industrial product in Zhejiang Province. 20 18 was awarded as a small and medium-sized science and technology enterprise in Zhejiang province; 20 19 was awarded as the Key Laboratory of Zhejiang Province and the "Invisible Champion" enterprise in Zhejiang Province; In 2020, it was awarded the title of "Little Giant" enterprise specializing in cutting-edge in China. As of the signing date of this prospectus, the company has 65,438+04 authorized invention patents (including 3 national defense patents), 65,438+02 software copyrights and 46 exclusive rights in layout design of integrated circuits.
Gaoce shares (688556)
Qingdao gaoce technology co., ltd is mainly engaged in the research, development, production and sales of cutting equipment and cutting consumables for high hard and brittle materials. The main products are high-hardness brittle material cutting equipment, high-hardness brittle material cutting consumables, tire testing equipment and consumables. The company's semiconductor slicing and cutting tool project was approved as a major scientific and technological innovation project by the Science and Technology Department of Shandong Province, and won many honorary titles such as the National Enterprise Technology Center, among which Changzhi Gaoce won the title of "Little Giant" with national specialization and cutting edge.
Jingsheng Electromechanical (3003 16)(3003 16)
Zhejiang Jingsheng Electromechanical Co., Ltd. is mainly engaged in the research and development, manufacture and sales of crystal growth equipment. The company's products mainly include silicon carbide crystal growth equipment and epitaxial equipment; In the field of sapphire, the company can provide sapphire ingots and wafers that meet the requirements of LED lighting substrate materials and window materials. The company's technical strength in the field of high-end precision machining is in the forefront of the industry, laying a leading position in the localization of key processing equipment for semiconductor materials.
North Huachuang (00237 1)
North Huachuang (00237 1) Technology Group Co., Ltd. is mainly engaged in research and development, production, sales and technical services of semiconductor basic products. The main products are electronic processing equipment and electronic components. After years of development, North Huachuang has established a solid technical foundation in the field of electronic technology equipment and electronic components, established a competitive product system, built a professional technical and management team, and formed a strong core competitiveness.
China Ceramic Electronics (00303 1)
The main business of Hebei Zhongmei Electronic Technology Co., Ltd. is the research and development, production and sales of electronic ceramic products. The main products include optical communication device shell, wireless power device shell, infrared detector shell, high-power laser shell, acoustic crystal oscillator shell, 3D optical sensor module shell, 5G communication terminal module shell, aluminum nitride ceramic substrate, ceramic components, integrated heater and so on. , widely used in optical communication, wireless communication, industrial laser, consumer electronics, automotive electronics and other fields. The company has been focusing on the field of electronic ceramics for many years, and has the independent development ability of a whole set of ceramic shells such as simulation design, ceramic materials and metallization system, and multi-layer sintering technology. It is the largest manufacturer of high-end electronic ceramic shell in China.
Minde Electronic (300656)(300656)
Shenzhen Minde Electronic Technology Co., Ltd. is mainly engaged in the research and development, production and sales of bar code identification equipment, as well as semiconductor design and distribution business. The main business includes bar code identification business, power semiconductor design business and electronic component distribution business.
Chang Fei Optical Fiber (60 1869)
Chang Fei Optical Fiber (60 1869) Optical Cable Co., Ltd. was established on May 3 165438, mainly engaged in the research, development, production and sales of optical fiber preforms, optical fibers, optical cables and related products. The company's main products include optical fiber, optical fiber preform, optical cable and other products and services. The company is one of the few companies in China that can develop and produce optical fiber preforms, optical fibers and optical cables on a large scale, and continues to expand to the upstream and downstream of the industrial chain. The company has a perfect R&D platform, including R&D center and the only national key laboratory in the domestic optical fiber and cable industry. The company's R&D center focuses on the research and development, technical management and testing of optical fiber preforms, optical fibers and optical cables. Advanced technology and excellent products have won many honors for the company. Since 2005, * * * has won the second prize of national scientific and technological progress awarded by the State Council for three times, which is the highest-level national scientific and technological progress award obtained by the domestic optical fiber and cable industry; It is also the only three consecutive championships in the optical fiber and cable industry. ...
Zhichun Technology (603690)
The main business of Shanghai Zhichunjing System Technology Co., Ltd. is the research and development, production and sales of semiconductor process equipment and process support equipment, and the services derived from it, such as high-purity process system construction, electronic materials, component cleaning, wafer regeneration and so on. The company's main products are high-purity process integrated systems, semiconductor equipment, optical sensors and optical devices. The company completed the acquisition of Bohui Technology from 2065438 to March 2009. Bohui Technology's main business is the research, development, production and sales of optical sensing applications and related optical components. Many technologies of the company have reached the international advanced level.