... up to 30000,000RMB.Our products have passed the certificate of ISO9001&ISO14001&UKAS,which meet the national and international ... warehouse, electrolytic workshop, assembly workshop, communication machine realization for tools are not rust, wear-resisting antimagnetic, etc.In ... depots, etc.). The beryllium copper alloy explosion-proof tool for refineries to switch gas stations, gas production plants, ...