Beijing Hong Da Hard Material Technology Research Institute

Beijing Hong Da Hard Materials Technology Research Institute is a professional sandblasting nozzles manufacturer,which produces and sells Tungsten Carbide Nozzles, Boron Nozzle Silicon Nozzles. Specifications are including: Straight Bore Venturi Angle High-speed Hose Instert Curved ...

Telephone：86 - 10 - 62443948Address：Yongfeng Industry Base, Haidian District, Beijing, China Beijing Beijing 100094 China