In hebei province, the registration address is 1 unit 1002 in the city of salt hill, wuzhou city, wuzhou city, and the registration authority is the salt hill county market supervision authority, with legal representation and covers general projects: construction of sports site facilities; construction of garden greening works; wholesale distribution of sports supplies and equipment; sale of recreational equipment at ordinary open-air playgrounds; sale of recreational and indoor recreational equipment; operation of sports grounds (without high-risk sports); sale of teaching equipment; sale of laboratory analytical equipment; sale of cameras and equipment; sale of office equipment; sale of office supplies; park services; retail sale of computer hardware and auxiliary equipment; sale of household waste disposal equipment; sale of floors; sale of rubber products; sale of displays; sale of solar thermal equipment; sale of man-made boards; sale of plastics; sale of type ii medical equipment; sale of medical equipment; administration of municipal facilities; installation of public environmental health facilities (in addition to the legally approved projects, operating on an autonomous basis of a legal licence)