Sichuan Ruilong Oil and Gas Engineering Technology Service Co., Ltd.

International Industry Category: Scientific research and technical services

International Industry Major Class: Professional technical services

International Industry Middle Class: Industrial and professional design and other professional technical services

International Industry Sub Class: Other unlisted professional technical services

General Projects： Oil and gas technical services； Ore dressing； Sales of special equipment for oil drilling；Chemical product sales（ Does not contain permitted chemical products）； Sales of non-metallic minerals and products； oil refining、 Sales of special equipment for chemical production； Engineering and technical services（ Planning Management、 Survey、 design、 Except supervision）； Retail of computer software, hardware and auxiliary equipment； Import and export of goods； Technology import and export； Sales of special equipment for environmental protection； Machinery and equipment rental； Machinery and equipment sales； Mechanical and electrical equipment sales； Electrical equipment sales； Rubber product sales； electric wire、 Cable Operations； Fiber Optic Sales； Optical cable sales； Sales of electronic components and electromechanical components；Sales of electrical instruments and meters； Firefighting equipment sales； Instrument sales； Sales of intelligent material handling equipment； Mining machinery sales； Sales of distribution switch control equipment； Sales of industrial automatic control systems； Sales of special electronic equipment； Artificial intelligence application software development； Software Development； Municipal facilities management； Rental Services（ No licensed rental services）； Small and micro passenger car rental services。（ Except for projects that require approval according to law， Carry out business activities independently in accordance with the law with a business license） Licensed Projects： Geological exploration of metal and non-metallic mineral resources； Mineral resource exploration； Construction project construction； Construction Engineering Design； Construction labor subcontracting。（ 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.）

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