HNHL Special Cable Technology Group was formally established in 1988 and has a registered capital of RMB 400.818 million. The company currently has more than 600 employees, 68 senior engineers, 62 professor-level senior engineers, 6 members of the National Wire and Cable Standardization Technical Committee, 8 members of the Wire and Cable Special Committee of the Chinese Institute of Electrical Engineering and Technology, and 3 members of the Chinese Flame Retardant Society.
In the company's National Wire and Cable Standardization Technical Committee member unit, the national UHV transmission project wire research base, the national aerospace special cable research base, the national torch plan key high-tech enterprises, the national innovative pilot enterprises, the national special cable engineering research and technology center .
The company has advanced manufacturing technology and scientific research methods. The products have independent intellectual property rights, and a total of 69 patents have been obtained in recent years. Ultra-high temperature cables and anti-electromagnetic pulse cables won the National Excellent New Product Award, the low-smoke halogen-free combustion laboratory project won the Science and Technology Progress Award of the Ministry of Machinery Industry, and the low-smoke halogen-free shipboard cable project won the scientific and technological progress of the National Defense Science and Technology Commission Awards, low-smoke halogen-free special ship cables and large-section overhead conductors for UHV transmission projects won the Hunan Provincial Outstanding New Product Award. The "Jinfeng" brand cross-linked polyethylene power cable was awarded the title of "Famous Brand Product of Hunan Province". Among them, cross-linked cables for urban rail transit, cables for hybrid vehicles, umbilical cables, underwater bearing detection cables, flexible low-smoke halogen-free marine cables, water-resistant tree-type variable-frequency cross-linked cables, and high-voltage power supply for salt lake water mining machines Flexible cables, tensile high-strength wires, ultra-high-temperature shielded control cables and other 69 items have obtained national patents (9 inventions + 60 utility models). At present, the company is undertaking research and development of many national science and technology projects.
The ultra-high-temperature cable developed by the company for the "Shenzhou" manned spaceflight project successfully sent the Shenzhou spacecraft to the sky several times. The umbilical cable developed for the "Shenzhou VII" manned spacecraft astronaut out-of-vehicle service ensured that the Chinese astronaut went out of space A complete success, won the National Manned Space Engineering Award.
In recent years, the company has invested 250 million yuan in technological transformation. Now it has the world's most advanced German Nihoff multi-head drawing machine, German Trester cross-linked and rubber three-layer co-extrusion production line, American Davis extruder, Canada Disc type cable forming machine, German weaving machine and other production and manufacturing equipment; and has Germany West Cora online deviation analyzer, caliper, blue wave partial discharge tester in the United States, national innovative enterprise key combustion laboratory, ultra-low temperature laboratory , CTS-650M digital communication test system and other inspection and research and development equipment, has enabled the company to have a strong manufacturing capacity and high-level scientific research and development capabilities. The company's annual output value can reach 3 billion yuan. The company's current annual production capacity is: 40,000t of overhead conductors, 15,000km of cross-linked cables, 15,000km of plastic cables, 500,000km of electrical equipment cables, 10,000km of rubber insulated cables, silicon fluorine rubber, and fluoroplastic insulation. Cables, aerospace wires and cables, shipboard cables, mining cables, wind turbine cables, nuclear power station cables, rail transit cables, computer cables and other special cable products are hundreds of thousands of kilometers.
The company always organizes production strictly in accordance with Chinese standards (GB, GJB, JB, MT) or foreign advanced standards (IEC, MIL, BS, ASTM, DIN, JIS). Whether it is process technology or product quality, it has been in the same industry in China. At the forefront level, and has fully passed ISO9001 quality management system certification, ISO14001 environmental management system certification, military product quality system certification, weapon equipment research and production license certification, general equipment department qualified contractor certification, "MA" certification and "3C" Compulsory certification. Marine cables have been approved by CCS, ABS, DNV, LR, BV and other classification society factories.