Nanjing purple astronomical science and technology development ltd. Has its registered address at no. 71 beijing east road, hyunwu district, nanjing city. The registration authority is the market supervision authority of the hyungwu district, nanjing city. The legal entity is represented by a single student and operates in the areas of astronomical roof, astronomical instrument development, sale, technical advice and services; and scientific and general educational equipment, specimens and supplies development, marketing and advisory services. (projects subject to legal approval may not operate without the approval of the relevant department)