The registration address of the young-yin city specialized models ltd is w3-30 of the standard industrial landing park of the yong-ying town, yin-yin city, hebei province, and the registering authority is the market supervision authority of the long-yen-yen district, which operates on behalf of legal persons and includes general items: sale of moulds; wholesale distribution of hardware products; sale of metal products; sale of machinery equipment; sale of mechanical parts, parts and components; sale of lubricants; sale of spare parts for construction metals; sale of metal materials; sale of knives; sale of non-ferrous metal alloys; sale of tightware; sale of chemical products (other than licensed chemical products); import and export of goods. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)