Yantai Wanlong Vacuum Metallurgy Co., Ltd is a new high-technology enterprise of the private shareholding system. The company mainly engages in Researching & Producing non-ferrous materials and metallurgical spare parts. The products are characterized by vacuum casting & special welding ,mainly including Blast- furnace tuyere, Cooling plate , Cooling column, Oxygen lance and Lance nozzle , Copper JetBox, Copper molds for continuous casting of steel ,continuous casting and rolling wheels of Copper and Aluminium ,etc., which are widely used in metallurgy , machinery , mould , cable ,electron and other field.
　　The company owns advanced equipments and technology of vacuum smelting, vacuum casting , gas shield welding and heat treatment , furnished with perfect detecting system . The experts in our company have multiple patents and technical know-how. Wanlong has been carrying on the exchange of technology and cooperation with scientific research institutes ,and our products have been in leading position all the time in their vocations .
　　The company has modern mechanism and managing system and has gained the authentication of ISO9001 : 2000 quality system . We would like to cooperate with the customers both at home and abroad, and provide high-quality products and good service for you.