Guilin Changhai Development Co., Ltd., established on 2001-04-18, The business scope includes military electronic products,Civil electronic information products,Mechatronics Products,TV electroacoustic products,electronic device,other electronic products(Except satellite ground receiving facilities),System Integration and Graphics Engineering Business,Research and development of security products,Production,Sales,repair,Design of after-sales service and security engineering,construction(The above scope does not include license,Approval project);Manufacture and sales of computers and their auxiliary equipment;software design,to develop,Sales and after-sales service;Import and export business permitted by the state;marine electronics,communication equipment,Manufacture of video surveillance equipment,Sales,Maintenance and after-sales service(The above scope does not include license,Approval project);Production of construction machinery,Sales and Leasing;Lightning protection engineering design and construction;Tooling,Processing and surface treatment of mechanical parts;Daily Electronic Appliance Repair,Electronic Product Technical Consulting,Electronic information network design and technical services,electronics(except cars)and sales of home appliances.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)