The registered address of mariquette technology ltd. Is in the white house, haidian district, beijing. The registration authority is the market supervision authority of the haidian district of beijing, represented by chen jin lin, located on the 1st floor of the 1st floor of sang feng park, which covers technical development, technical services, technology transfer, technology diffusion, technical advice; the sale of electronics, mechanical equipment, self-developed products; and the import and export of goods. (the subject of the market may, in accordance with the law, freely choose to operate projects and carry out business activities; projects which are subject to legal approval and which are subject to the approval of the relevant sector; and activities in which the state and municipal industrial policy prohibits and restricts such projects