Company Description:
Established in 2003, Shanghai You Zi Wan Import and Export Co. Ltd. is a professional industrial products manufacturer and service supplier with independent export and import right. We manufacture Boron Carbide, Boron Nitride , Silicon Carbide, Silicon Nitride and Tungsten Carbide products (blast nozzles, dies, seals, pieces, tiles ect.) and export mechanical seals (alumina, carbon, ssic, sic, tc and assembled ones according to burgmann and john crane standards), on-duty metal and compressor parts (metal and high-tech plastic-based gas valves and valve assemblies, piston bar, cooler, filter, o