The registration address of dong zhong zhong zhong, dong zhong zhong, tong zhong, tong zhong, tong qing, guangdong province, is room 301, no. 12, with the registration authority being the market supervision authority of dong zhong city, represented by legal persons and including the manufacture of plastics; the sale of plastics; the manufacture of paper products; the sale of paper products; the sale of paper products; the manufacture of metal chains and other metal products; the sale of metal chains and other metal products; the sale of metal products; the manufacture of wood products in japanese wood products; the sale of electronics; the manufacture of penta gold products; the wholesale distribution of penta gold products; the retail sale of gold products; the manufacture of plastic packagings and containers; the sale of packaging materials and products; the import and export of goods; and the import and export of technology. (projects subject to legal approval to operate with the approval of the relevant department)