About |
Hong Kong Dongsheng Metal Trading Co., Ltd. is a professional enterprise integrating service, manufacturing and trade. The refining, recycling, refining, processing and purification of rare and precious metal waste, ruthenium, iridium, titanium mesh, nickel mesh catalysts, etc. The address of the Hong Kong company is Room 2120, New Technology Plaza, No. 34, Dayou Street, San Po Kong, Kowloon, Hong Kong