Located on Chunjiao Street, Lvyuan District, Changchun city, Jilin Hengji Petrotech Co***ny LTD. centers on developing new and advanced technology, covers science research, production and marketing with electromechanical appliances of oil extraction as leading products.
Aimed at ˇ°Scientific innovation & Race to the topˇ±, we set up a R&D team specialized in oil extraction, automatic control, mechanism and electronic computers, as well as a highly specialized marketing team. In 2008, we are certified by IS...
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