The registration address of beijing yu jia junko trading co. Ltd. Is located on the 6th floor of building no. 1 of kim guanbei no. 2 in the su yi district of beijing. The registration authority is the market monitoring authority of the suyi district of beijing. The legal person is represented by zhao zhao, who operates on technical development and technical services; the sale of chemical products (without dangerous chemicals), lubricating oil, lubricant, mechanical equipment and their accessories, hardware and equipment, hardware (without electric bicycles), instrumentation forms, type i medical equipment, metal materials (without electric stones, iron alloys), computer software and assistive equipment; maintenance of mechanical equipment; commissioning of processors products (without dangerous chemicals), mechanical equipment; import and export of goods, technology. (an enterprise shall, in accordance with the law, freely choose to operate its own projects and carry out its activit...