The registration address of bei doo-sung technology ltd. In beijing is located on the 3nd floor of building no. 7 of the 18th floor of qinghang east road, haidang district, beijing. The registration authority is the market supervision authority of the haidian district of beijing. The legal person is represented by sun, and its activities include technical development, technology promotion, technology transfer, technical advice, technical services; the sale of computers, software and assistive equipment, electronic products, devices and components, instrumentation and culture, office machinery and communications equipment; and professional contracting. (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 t...