Shandong dadonglian Petroleum Equipment Co., Ltd
Shandong dadonglian Petroleum Equipment Co., Ltd. was registered in Lijin County Administration for Industry and Commerce on January 24, 2007. Ma Aimin, the legal representative, is engaged in the production and sales of downhole tools, environmental protection equipment, valves, oil pumps and mechanical seals.
Business scope: production and sales of downhole tools, environmental protection equipment, valves, oil pumps and mechanical seals; sales of steel, electrical appliances, chemical products (excluding dangerous goods), instruments, building materials and timber; development and service of oil drilling and production technology; anticorrosive pipeline engineering (excluding pressure pipeline), sewage treatment engineering; anticorrosive containers.
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