The registration address of the billion-hong environmental technology company ltd. Is located on the third floor of the third floor of the town of qinghui, tsinghu village, at no. 323, with the registration authority being the market supervision authority of the city of tung shuang and its legal representative li, and covers the development, sale and sale of environmental materials, general mechanical equipment and accessories, mechanical and electrical equipment, hardware and hardware, hardware, hardware, security products, locks, locks, parking racks, computer hardware and hardware technology services and sales, garage construction works, and goods import and export. (projects subject to legal approval to operate with the approval of the relevant department)