Zhengzhou Zhongrui Industry and Trade Co., Ltd.

International Industry Category: Construction Industry

International Industry Major Class: Civil Engineering and Construction

International Industry Middle Class: Power engineering construction

International Industry Sub Class: Other power engineering construction

Engineering Surveying； Special equipment inspection and testing； Power testing equipment、 Technical consultation on gas detection equipment； Conference and exhibition services； Technical development of computer software and auxiliary equipment、 Technical Services、 Technical Consulting、 Technology Transfer； Technology development of multimedia equipment； Computer Information System Integration； Decoration and renovation project， Mechanical and Electrical Engineering， Power Engineering；（ Operate with a valid investor certificate） Technical development of drone systems and equipment； Pipeline inspection、 Dredging、 Cleaning、 repair、 maintain； Instrument and tool maintenance； Generator set maintenance； Warehousing services（ Except for hazardous chemicals）；Information Technology Consulting； Business Information Consulting； Domestic advertising design、 Production、 acting、 release； High voltage detection technology、 Consulting services for insulation safety protection technology； Construction machinery and equipment rental； Sale： electrical equipment、 Metal materials、 Labor protection supplies、 Hardware and Electrical、 Chemical products（ Except for hazardous chemicals）、 Insulation safety protection equipment、 batteries、 Electronics、 Circuit breaker switch、 steel、bronze medal、 Aluminum Plate、 Firefighting equipment、 office supplies、 Building Materials、 Environmental testing equipment、 Fiber optic communication equipment、 Instruments（ Not for medical use）、 Tools and Consumables、Cleaning equipment and supplies、 lighting equipment、 power tools、 Environmental protection equipment、 Mechanical and electrical products、 hydraulic tools、 digital devices、 aircraft models、 Chemical reagents、 Mechanical equipment、 Daily necessities、 Signage、 wood、 primary agricultural products、 Knitted textiles、 clothing、 cosmetic、 Hygiene products、 Stationery and sports equipment、 office furniture、 Low-voltage electrical appliances and accessories、 Electrical and electronic components、 educational equipment、 medical devices； Import and export of goods or technology。（Involving licensed business projects， Business operations must be conducted after obtaining permission from relevant departments）

Chinese Industry Category: Business Services

Chinese Industry Major Class: Scientific research and technical services

Chinese Industry Middle Class: Technical Services

Chinese Industry Sub Class: Surveying and mapping geographic information services