Over three decades dedicated to the research, development, and production of high-tech wire and cable, with headquarters in Qingdao, branches in Changsha, Jiaozuo, Xiushui Beihai, Changzhou Bayi Nudao, and fully-owned subsidiaries such as Haifeng Cable. We are a domestic enterprise with two vertical factories and six vertical ultra-high voltage cross-linked cable production lines, equipped with continuous vulcanization rubber sheathed cable production lines, wire processing production lines, submarine cable production lines, high-voltage cable accessories, and Swiss HAFFLEY 730kV ultra-high voltage cable withstand voltage and partial discharge detection devices, as well as German HAWER mobile 260kV frequency-modulated resonance cable on-site withstand voltage test equipment. Our key production and testing equipment reaches international advanced and domestic leading levels. Main products include 500kV and below medium and low voltage cross-linked cables, marine and mining cables, ultra-high-temperature and high-strength aluminum alloy conductors, carbon fiber conductors, submarine optical fiber composite cables, data cables, nuclear power plant cables, oil platform cables, wind power cables, flame-retardant and fire-resistant cables, and over 100 series with more than 10,000 specifications of products, providing 500kV and below cables and accessories for the domestic market. We are a large-scale manufacturer providing comprehensive solutions and turnkey projects for installation, completion testing, and full-service packages.