Zhang Jiazhou Crown Tool Ltd.

Gold tools, building materials, mechanical equipment and spare parts, rubber products, plastics, moulds, metal materials, car parts, electronics and accessories, electronic instrumentation, cable cables, labour security supplies, clothing and accessories, shoe hats, boxing, import and export operations for self-employed and proxy goods and technologies. General projects (for which authorization is required by law and approval of the relevant department): construction of metal materials; manufacture of metal tools; manufacture of hardware products; sale of medical devices in category II; development of hardware products (in addition to legally approved projects, self-employment in accordance with the law)