Guangdong Sicheng Technology Co., Ltd., established on 2004-04-29, Business scope includes computer system integration,Computer software design and development,network engineering,Building Automation Systems Engineering,Refrigeration equipment installation project,Stage lighting and sound installation project,Computer Information Consulting,river sand,building decoration materials,Computer and its accessories,Office automation equipment,electronic product,Communication equipment,Hardware,Electrical Equipment,Water Resources and Hydropower Engineering,Power Engineering,Power equipment and accessories,Communication Engineering,railway signal engineering,Teaching Instruments and Teaching Equipment,household appliances,air conditioner,Stage lighting and audio equipment,Sales of sports equipment,computer,Repair and maintenance of communication equipment and office automation equipment.(None of the above is legal,Administrative regulations,The State Council decides to specify items that require pre-approval and prohibition,Projects that need to be operated with qualifications must be operated with valid qualification certificates,Does not include shopping malls,warehouse operation)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)