Langfang Development Zone Ruiyan Electronic And Technology Co., Ltd

International Industry Category: Scientific research and technical services

International Industry Major Class: Technology promotion and application services

International Industry Middle Class: Other technology promotion services

International Industry Sub Class: Other technology promotion services

Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion； Engineering and technical services（ Planning Management、 Survey、 design、 Except supervision）； Software Development； Security system monitoring services； Safety technology prevention system design and construction services； Information system integration services； Internet data services； Sale： Computer hardware and software and auxiliary equipment， Network equipment， Instruments， office equipment， Office equipment supplies， Intelligent unmanned aerial vehicles，Electronic components and electromechanical components equipment， Electrical signal equipment， communications equipment， Home appliances， Hardware products， Building Materials， Chemical products（ Does not contain permitted chemical products）， Gas compression machinery， Special teaching equipment， Labor protection supplies， Firefighting equipment， Anti-corrosion materials， Metal materials， Metal structure， security equipment， Intelligent robots， Special instruments for environmental monitoring， Valves and stopcocks， Power facilities equipment， Household appliances， Metal chains and other metal products， lubricating oil， plastic products， rubber products， Special equipment， Mechanical and electrical equipment， Business、 diet、 Service-specific equipment， Digital video surveillance system， Kitchenware and sanitary ware， Cameras and equipment， Special equipment for oil drilling， Pipeline transportation equipment， Non-metallic minerals and products； Computer equipment、 office equipment、 Communication equipment、 Mechanical equipment、 Rental and maintenance of instruments and meters； Import and export of goods； Technology import and export。（ Residential business limited to office）。 The following branches or business locations are set up： Mechanical parts、 Instruments、 Parts、 Electronic component processing、 Assembly、 manufacture。（ Projects that require approval according to law， Business activities can only be carried out after approval from relevant departments）

Chinese Industry Category: Information Technology

Chinese Industry Major Class: Computer

Chinese Industry Middle Class: IT Services

Chinese Industry Sub Class: IT technical services