ADDRESS:Tianjin Free Trade Pilot Zone (Central Business District) Yuanjing Manor 19-2-301 | BUSINESS SCOPE: | Processing and maintenance of petroleum equipment and accessories; installation and maintenance of plumbing facilities; processing, installation, inspection, and testing of high-voltage equipment; riveting and welding; construction of steel structure composite color board houses and reinforced concrete foundations; processing and installation of source tanks and explosion-proof products; mechanical and electrical products ( (Excluding cars) sales; construction engineering and design; production scrap metal recycling; foreign trade operations; petroleum engineering technical services; labor services; wholesale and retail of instruments and accessories, valves and pipe fittings; construction machinery and equipment rental services; chemical equipment, Oilfield technology development, technology transfer, technology consulting services; steel structure anti-corrosion treatment. (Projects that are subject to approval in accordance with the law can only carry out business activities after being approved by relevant departments) | E-MAIL: | xuehuimin56@163.com
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