The registered address of tianjin xinlong guang shui information technology ltd. Is located in 4-2-702 zhuang square, chinaguang village science and technology park, tienjin economic technology development zone. The registered body is the market supervision authority of tienjin economic technology development zone, with legal representatives zhang xing, which operates in the areas of computer software and hardware development, technical advice and services; development, installation, maintenance of smart control systems and equipment; development of electronics technology; wholesale and retail distribution of office equipment, office supplies, furniture, laboratory equipment. (projects subject to legal approval may not operate without the approval of the relevant department)