The registered address of yunsei technology (zianjin) ltd. Is located in unit 101, building 7 of china industrial base no. 2 of the seven trade test zone (aeroport economic zone) in tianjin. The registration authority is the market supervision authority of the free trade zone of china (zianjin), represented by a legal person, and includes the development, transfer, consultancy, services of computer software; the design, development, sale and servicing of industrial and electrical automation systems and equipment; wholesale and retail distribution of computers and assistive equipment, mechanical equipment, instrument meters, electronics, industrial raw materials, construction and decoration materials; and the import and export of self-employed and brokered goods and technologies (subject to approval by law and approval of the relevant department)