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Statement of Shanghai Pudong Hanwei Valve Co., LTD 2024-08-28 Statement of Shanghai Pudon… 2024-08-28 The Jinhai Oil Production Plant of Liaohe Oilfield has solved the sand production problem through an integrated process. 2026-03-13 The Jinhai Oil Production P… 2026-03-13 The oil and gas equivalent production of Changqing Oilfield has rapidly exceeded 10 million tons. 2026-03-06 The oil and gas equivalent … 2026-03-06 The Jilantai Oilfield of Huabei Oilfield Company has driven the efficient development of the old oilfield through innovation. 2026-02-06 The Jilantai Oilfield of Hu… 2026-02-06 The first trial of the electric pump fishing-uplift technology in the Tarim Oilfield was a success. 2026-01-23 The first trial of the elec… 2026-01-23 The intensive overall fracturing technology of Jilin Oilfield has enabled the old oilfield to achieve new energy production. 2026-01-09 The intensive overall fract… 2026-01-09 The high-temperature heat pump system of Jilin Petrochemical Company has achieved remarkable energy-saving effects. 2026-01-02 The high-temperature heat p… 2026-01-02 The Tarim Oilfield has put more than 100 new wells into production this year. 2025-12-26 The Tarim Oilfield has put … 2025-12-26 
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