The registered address of the east sichuan goldstone new materials technology ltd. Is located in the central industrial development zone of the south-west airport development zone of the midtown twin-zone. The registration body is the market supervision authority of the midtown double-trop zone, represented by a legal person, and covers the development, production and sale of plastic complex tubes, tubes and equipment, industrial machinery equipment, tube moulds, construction machinery, vacuum plating equipment and the development of their applications; the production, installation, adaptation, maintenance of special equipment; the import and export of machinery, spare parts and raw materials required for the operation of the enterprise's own production and technology. (projects subject to approval by law may not operate without the approval of the relevant authorities)。