The registration address of sioux lincoln lubric technologies ltd is located in room a2-44, 8th floor, 420th floor, cheonsu road, suzhou city, with the registration authority being the administrative approval authority of the suzhou city's guangsu district, with zhang ho as its legal representative, and is based on lubricating technology, computer software and hardware technology development, technical advice, technology transfer, technical services; the sale of lubricating equipment and accessories, hydraulic equipment and spare parts, mechanical and electrical equipment and spare parts, hardware and metal accessories, seals, valves and accessories; mechanical equipment and accessories (other than special equipment), the manufacture, processing and sale of electrical equipment and accessories (run by the maximum branch) and the import and export of goods and technology. (projects subject to legal approval may not operate without the approval of the relevant department)