Hunan Hui Rui Environment Technology 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

R&D of indoor environment and healthy air system equipment； Environmental technology consulting services； Sales of indoor environment and healthy air system equipment； After-sales service for indoor environment and healthy air system equipment； Research and development of HVAC equipment； Sales of HVAC equipment； Refrigeration、 Air conditioning equipment manufacturing（ Branches only）； Refrigeration equipment sales； Refrigeration equipment installation； Sales of precision air conditioners； Air conditioning equipment installation； Air conditioning equipment maintenance；Energy-saving and environmentally friendly equipment manufacturing（ Branches only）； Energy-saving technology consultation、 Communication Services； Energy-saving technology transfer services； Energy-saving and environmental protection technology consulting services； Power supply equipment sales； Power Equipment Service； Sales of power distribution equipment； Sales of distribution switch control equipment； R&D of distribution switch control equipment； Sales of data center products and systems； Sales of hardware and electrical products； Research and development of hardware and electrical products； General instrument sales； Sales of instrument spare parts； Electronics sales； Sales of electronic equipment； Electronic product parts sales； Electronic product research and development； Electronic product design services； Electronic product services； Import and export of goods or technology（ Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval）。（ No engagement without approvalP2P Online lending、 Equity Crowdfunding、 Internet Insurance、 Asset management and cross-border financial、 Third-party payment、 Virtual currency transactions、ICO、 Illegal foreign exchange and other Internet financial businesses）（ Projects that require approval according to law， Business activities can only be carried out after approval from relevant departments）

Chinese Industry Category: Business Services

Chinese Industry Major Class: Scientific research and technical services

Chinese Industry Middle Class: Research and experimental development

Chinese Industry Sub Class: Engineering and technical research and experimental development