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Pressure releasing tool for Longtou well
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All rights reserved Daqing Hongbo Shengda Petroleum Machinery Equipment Co., Ltd
Black ICP no.2020004828
technical support JIUJIU.NET
13304699229
address：A14, high end equipment manufacturing park, Daqing economic and Technological Development Zone, Ranghulu District, Daqing City, Heilongjiang Province
