... ,3400rpm 2.tablock type 3.material:galvanized steel Company profileCompany Name: Dongguan Sayu Electronic Equipment Co., Ltd. Business Type: Manufacturer Products: ... service, serving new and old customers alike. Our company adopts storage-style sale, with a complete range of ... Sales department R&D department Workshop, production line InventoryOur company adopts storage-style sale, with a complete range ...