ABOUT WLVM 

 YanTai Wanlong Vacuum Metallurgy Co.,Ltd, (WLVM for short) was founded in 2002, and located in Yantai,China. It is the first company in China to use “special copper” as its leading product.

Its main business is to develop and produce high-strength, high-conductivity, high-elasticity, and high-purity special copper alloy materials and products with original technology and equipment. Service in high-speed rail, nuclear power, nuclear fusion, aerospace, military, metallurgy, and other fields.

 In recent years, through independent research and development of core technologies and independently manufactured key equipment, WLVM has overcome the difficult problems of high-strength, high-conductivity and ultra-long wire rods developed by the three national five-year plans, and built the world's first  mass production line for CuCrZr contact line.
WLVM owns four core technologies:  Vacuum casting, special welding, material shaping, self-made key equipment.