The registration address of hebei bing sing smart equipment ltd. Is located on the 3rd floor of the 18th floor of shinjing science and technology park, no. 81, ishikoshi village, hebei province. The registration authority is the market supervision authority for the goose springs district. The legal entity is represented by sohayun and operates on general projects such as the development, production and sale of smart instrument instruments, lubricating equipment, mechanical equipment, electronics and mechanical accessories; the sale of lubricating oils; the installation of mechanical equipment; the manufacture of hydraulic gas-enrichment components and systems; the manufacture of hydraulic machinery and components; the import and export of goods or technology; and brokering import and export. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)