Tsinghua Tongfang Co., Ltd.

International Industry Category: Manufacturing

International Industry Major Class: Computer, communication and other electronic equipment manufacturing

International Industry Middle Class: Computer Manufacturing

International Industry Sub Class: Computer peripheral equipment manufacturing

Internet information services do not include news、 publishing、 Healthcare、 Medicines and medical devices, etc.； Labor personnel required for overseas dispatch to implement projects related to exporting self-produced complete sets of equipment； Commercial cryptographic product production； Commercial cryptography product sales； Social public security equipment、 Traffic engineering equipment、 Intelligent buildings and municipal engineering electromechanical equipment、 Power engineering electromechanical equipment、 Energy saving； Artificial environment control equipment、 Communication electronic products、 microelectronic integrated circuits、 office equipment、 Instruments、 Production of optomechanical and electrical integrated equipment； Waterscape fountain manufacturing； Internet access service business in the first category of value-added telecommunications business（ Beijing and Changchun、 Nanchang）； Engage in Internet cultural activities； Production of computers and peripheral equipment、 Sale、 Technical service and repair； Social public security equipment、 Traffic engineering equipment、 Intelligent buildings and municipal engineering electromechanical equipment、 Power engineering electromechanical equipment、 Energy saving； Artificial environment control equipment、 Communication electronic products、 microelectronic integrated circuits、 Sales and installation of office equipment； Instruments、 Development of optomechanical and electrical integrated equipment、 Sale； Sales of fire protection products； Consulting for high-tech projects、 High-tech transfer and services； Property Management； Import and export business； General contracting of mechanical and electrical installation engineering； Building Intelligence、 City and road lighting、 Electronic engineering professional contracting； Indoor air purification project； Computer System Integration； Building intelligent system integration（ Without fire protection subsystem） Special engineering design； Waterscape fountain design、Install、 debug； Security Engineering（ design、 construction）； Cable TV antenna design and installation； Advertising and agency； Boat rental； Engineering Survey and Design； design、 Sales of lighting fixtures； Basic software services、 Application software services； Sales of machinery and equipment、 Hardware、 Power、 Home appliances、 Software and auxiliary equipment、Radio and television equipment、 communications equipment、 Electronics。（ Market entities independently choose business projects in accordance with the law， Carry out business activities； Projects that require approval according to law， Carry out business activities in accordance with the approved content after approval by relevant departments； Not be allowed to engage in business activities of projects prohibited or restricted by national and municipal industrial policies。）

Chinese Industry Category: Information Technology

Chinese Industry Major Class: Computer

Chinese Industry Middle Class: Computer equipment manufacturing

Chinese Industry Sub Class: Computer peripheral equipment manufacturing