The registration address of beijing one-teacher science and technology ltd. Is located in room 103 (cluster registration) in building 1 of the goose habitat road 33 in the huairou economic development area, beijing. The registration authority is the market supervision authority of the huairou district of beijing, represented by legal persons and including technological development; technical services; sale of radio and video equipment, computers, software and assistive equipment, electronics, multimedia teaching equipment, office equipment, crafts; enterprise image planning; design, production, agency, advertising; computer system integration; business administration; conference services; software development; economic trade consultancy; engineering design; professional contracting; engineering; radio and television production; and internet cultural activities. (the subjects of the market may, in accordance with the law, freely choose to operate projects and carry out business activ...