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 activities; an approved project shall, in accordance with the law, operate its activities in accordance with the approved content, subject to the approval of the relevant sector; and it shall not engage in activities in which the industrial policy of the municipality prohibits or restricts the operation of projects of its kind