The registration address of hebei riang environmental equipment ltd. Is located to the east of zhangbashi, a 300-metre road south of the port entrance of the town of pero, poizhou, hebei province. The registration authority is the market supervision authority of the city of beibo, represented by a legal person, and is made of menda fields, which is operated on the basis of special equipment for environmental protection. Design, manufacture, installation, sale, adaptation of environmentally friendly equipment and accessories, transport equipment and accessories, photooxycatalytic equipment; design, installation, construction of devarnishers; installation, sale of spiral pipes, bends, pipes; machine-bed accessories, tools, measures, electric control cabinets, valves, bellows manufacture, processing, sale; mechanical processing; production, sale of mine machinery equipment and accessories; sale of metal products** (projects subject to approval by law and subject to the approval of the relevant authorities for operation; general operating projects, which may be operated autonomously in accordance with the law)