The registration address of xuzhou tian and bridge ltd. Is located in the factory for the manufacture of machinery and equipment for the jade tree mine in the town of yongjong village, in the town of mauzhou, jiangzhou city, jiangsu province. The registration authority is xuzhou city's copper hills administrative authority, representing legal persons, and includes the processing and sale of mechanical parts for construction works, parts for mine machinery and equipment; the sale of machinery and equipment for construction works; and the import and export operations for self-employment and brokering of goods and technologies (except for goods and technologies for which the state limits or bans import and export). (projects subject to legal authorization and subject to approval by the relevant department) general projects: rental of mechanical equipment; sale of rubber products; retail sale of hardware products; sale of mechanical parts, parts and components; sale of lubricants; techn...