Hunan Zhonghuijian Industry Co., Ltd

International Industry Category: Scientific research and technical services

International Industry Major Class: Research and experimental development

International Industry Middle Class: Engineering and technology research and experimental development

International Industry Sub Class: Engineering and technology research and experimental development

Licensed Projects： Construction project construction； Water conservancy project construction supervision； Professional construction work； Installation of civil air defense protection equipment； Roadbed and pavement maintenance work； Highway management and maintenance； Highway engineering supervision（ Projects that require approval according to law， Business activities can only be carried out after approval from relevant departments， The specific business projects are subject to the approval documents or licenses of relevant departments.） General Projects： Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion； Industrial Engineering Design Services； Railway transportation equipment sales； Water transportation equipment sales； Pipeline transportation equipment sales； Construction machinery sales； Special equipment sales； Sales of green composite materials for rail transit； Sales of rail transit engineering machinery and parts； Sales of traffic and public management signs； Information security equipment sales； Sales of special labor protection products； Security equipment sales； Traffic facility maintenance； Municipal facilities management； Building materials sales； Sales of coal and its products【 Branch operations】； Sales of metal wire ropes and their products； Metal product sales； Metal material sales； Metal structure sales； Sales of steel bars for construction； Hardware product retail； Hardware wholesale；Chemical product sales（ Does not contain permitted chemical products）； Metal door and window construction； Landscaping project construction； Sales of special machinery for tunnel construction； Insulation material sales； Sales of building waterproofing membrane products； Anti-corrosion material sales； Environmental sanitation public facilities installation services； Foreign contracting projects；Earthwork construction； Import and export of goods； Technology import and export； Development of rail transit operation management system； Engineering Management Services； Artificial Intelligence Public Service Platform Technical Consulting Services； Artificial intelligence application software development； General mechanical equipment installation services； Machinery and equipment sales； Market Research（ Excluding foreign-related investigations）； IoT device sales； Electrical equipment sales； Sales of industrial automatic control systems； Vending machine sales； Industrial control computers and systems sales； Network equipment sales； Sales of intelligent power transmission, distribution and control equipment； Energy-saving management services（ Except for projects that require approval according to law， Carry out business activities independently in accordance with the law with a business license）。

Chinese Industry Category: Construction Industry

Chinese Industry Major Class: Construction Engineering

Chinese Industry Middle Class: -

Chinese Industry Sub Class: -