The registered address of Harbin Closed Loop Optoelectronic Technology Co., Ltd. is located at Room 2106-478, Building 4, Innovation Square, Science and Technology Innovation City, Harbin High tech Industrial Development Zone (No. 689 Shize Road, Songbei District). The registration authority is the Administrative Approval Bureau of Harbin New Area Management Committee, and the legal representative is Liang Shufeng. The business scope includes general projects such as technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Sales of synthetic materials; Sales of functional glass and new optical materials; Sales of optical instruments; Sales of electronic specialized materials; Manufacturing of broadcasting and television equipment (excluding broadcasting and television transmission equipment); Sales of information security equipment; Sales of slides and projection equipment; Manufacturing of electronic components; Wholesale of electronic components; Retail of electronic components; Manufacturing of electronic specialized equipment; Sales of electronic specialized equipment; Sales of daily necessities; Manufacturing of security equipment; Sales of security equipment; Sales of special labor protection equipment; Sales of labor protection equipment; Socio economic consulting services; Enterprise credit management consulting services; Container manufacturing; Container sales; Container leasing services; Manufacturing of teaching models and teaching aids; Sales of teaching models and teaching aids; Sales of chemical products (excluding licensed chemical products); Rental services for storage equipment; Import and export of goods; Import and export agency; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Air international freight forwarding agent; Domestic freight forwarding agent; Land international freight forwarding agent; International freight forwarding by sea; International freight forwarding agent; Information consulting services (excluding licensed information consulting services).