The registration address of the shanghai west pilgrim company ltd. Is located at no. 649 and no. 168 on the golden mountain industrial zone in shanghai city, with the registration authority of the golden mountain market supervisory authority and the legal representative of zhang zhang zhang zhang, and covers general projects such as the sale of metal chains and other metal products; the sale of metal cutting and welding equipment; the sale of metal products; the sale of hardware products; the sale of metal structures; the sale of metal tools; the sale of basic materials for printing 3d; the sale of new metal functional materials; the sale of metal materials; the sale of non-ferrous metal alloys; and the provision of technical services, technology development, technical advice, exchange, technology transfer and technical promotion. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)