The registration address of beijing spectro-specific new technologies ltd. Is located in room 102, 1st floor, in unit 101, unit 3, unit 1-1 to 2nd level, in the seven northern towns of changping district, beijing. The registration authority is the market supervision authority of changping district, beijing. The legal person is represented by the qi dynasty dynasty control board, which operates with technical extension services; technical development, technical promotion, technical advice; professional contracting, labour subcontracting; hosting exhibitions; designing, producing, brokering, advertising; running sports projects (except for high-risk sports projects); running sports stadiums; selling electronic products, motorcycles and sports supplies. (the subject of the market shall, by law, freely choose to operate the project and carry out the activity; the project shall be approved by law and shall operate on the basis of the approved content, with the approval of the relevant sector; it shall not engage in the activity of the state and municipal industrial policy that prohibits and restricts the operation of the type of project。