Computer software technology development、 Technology Transfer、 Technical Consulting、 Technical Services; Computer system services; Sale: Computer hardware and software and peripheral equipment, Home appliances, Hardware and Electrical, office furniture, Toy, Electronics, Office supplies and consumables, Communication equipment, Mechanical equipment, Video recording equipment, security products, tables and chairs, Auto Parts, Daily necessities, photographic equipment, Audio, teaching equipment, Laboratory Equipment, kitchen equipment, sports equipment, art supplies, Musical instruments, building materials, Instruments, Domestic publications, Category 1、 Class II medical devices; Mechanical and electrical equipment rental; Electronic Intelligent Engineering; Fire protection facilities engineering; Environmental Protection Engineering;Safety technology prevention engineering design and construction。Involving licensed business projects, Business operations must be conducted after obtaining permission from relevant departments