The registered address of shanghai o'boylocks ltd. Is located on the first floor of 556 willowland road in the pudu district of shanghai, with the registration authority being the market supervision authority of the pudo district, representing liu yunlong, operating in the form of locks and related products, hardware, electrical accessories (production and processing sales) (production-restricted branches), hardware, metal materials, daily department goods, construction materials, instrumentation forms, mechanical and electrical equipment (distribution and retail sales), hardware and electrical equipment maintenance (services) and the import and export of goods and technology. [projects subject to legal approval may not operate without the approval of the relevant department]