The registration address of the permanent city of relda is located in the village of qingyun, in the town of niu tong, in the wujin district. The registration authority is the administrative approval board of the martial district of changzhou city. The legal entity is represented by shaolin. It operates in the areas of hydraulic transmission machinery and accessories, speed-reducing machines and accessories, manufacture, processing of mechanical parts and components, construction, sale of electrical mechanisms, ordinary transport of goods by road, import and export of goods and technologies for self-employment and brokering (except goods and technologies for which the state limits the operation of enterprises and prohibits import and export)。