Hainan Huarui Zhichuang Technology Co., Ltd.

International Industry Category: Wholesale and retail trade

International Industry Major Class: Wholesale Industry

International Industry Middle Class: -

International Industry Sub Class: -

General business items： Oil and gas technical services； Manufacturing of special equipment for oil drilling； Sales of special equipment for oil drilling； Engineering Management Services； Deep-sea oil drilling equipment sales； Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion； Petroleum product sales（ No hazardous chemicals）； Sales of non-metallic minerals and products；Marine engineering equipment sales； Metal product sales； Mining machinery sales； Refractory production； Engineering and technical services（ Planning Management、 Survey、 design、 Except supervision）； Refractory sales； Sales of special equipment for geological exploration； Metal tool sales； Specialty chemical product sales（ No hazardous chemicals）； Research and development of construction waste recycling technology； Solid waste management； Resource recycling technology research and development； Water environment pollution prevention and control services； Atmospheric pollution prevention and control services； Sales of underwater systems and operating equipment；Soil pollution control and remediation services； Sales of special equipment for environmental protection； Sales of geological exploration and seismic equipment； Geological exploration technical services；Supply Chain Management Services； IoT application services； Blockchain technology-related software and services； Sales of metal chains and other metal products；Labor Services（ Excluding labor dispatch）； Hardware wholesale； Daily sundry goods sales； Construction machinery and equipment rental； oil refining、 Sales of special equipment for chemical production；3D Printing base material sales； New energy prime mover equipment sales； Sales of new metal functional materials； Metal material sales； Non-ferrous metal alloy sales； Technology intermediary services； New material technology research and development； Sales of metal matrix composites and ceramic matrix composites； Sales of high-performance non-ferrous metals and alloy materials； Retail of arts and crafts and collectibles（ Except ivory and its products）； Sales of arts and crafts and ceremonial supplies（ Except ivory and its products）； Sales of special ceramic products； oven、 Furnace and electric furnace sales； Metal product research and development； Metal ore sales； Safety and technical training for special operations personnel； Sales of solid waste detection instruments and meters； Sales of spare parts for water transport equipment； Sales of new ceramic materials； Sales of soil and site remediation equipment； Sales of rare earth functional materials； Sales of special instruments for environmental monitoring； Building materials sales； Sales of ecological and environmental materials；Chemical product sales（ Does not contain permitted chemical products）； Sales of graphite and carbon products； Internet sales（ Except for the sale of goods that require a license）； Graphene material sales； Information technology consulting services； Air pollution control； Sales of coal and its products； Development of key supporting systems for marine engineering；5G Communication technology services； Rental Services（ No licensed rental services）； Sales of ocean energy systems and equipment； Additive manufacturing equipment sales； Ship leasing； Domestic freight forwarding； Domestic container freight forwarding； loading and unloading； Packaging services； Import and export of goods； Technology import and export； Import and export agent； Import and export commodity inspection and appraisal； Electronic weighing service； customs declaration business； Sales of high-quality special steel materials； Civil aviation material sales； Sales of new membrane materials； Sales of functional glass and new optical materials； Business agency services； Domestic trade agent； Market Research（ Excluding foreign-related investigations）（ General business items within the business scope are independently carried out in accordance with the law， Through the National Enterprise

Chinese Industry Category: Petroleum and Petrochemical

Chinese Industry Major Class: Oil and gas extraction

Chinese Industry Middle Class: Oil and gas production support activities

Chinese Industry Sub Class: Oilfield Services