Daqing Refining and Chemical achieves domestic substitution for ammonia c…

Tuhai Oilfield explores new approaches to improve recovery efficiency

Xinjiang Oilfields First Production Plant Group achieves significant resu…

As of May 15, the first batch of group energy-storing fracturing wells at Xinjiang Oilfields First Production Plant (Hongshan Company) have shown impressive production performance after being put

North China Oilfield is comprehensively advancing the construction of a &…

Liaoyang Petrochemical sees strong momentum in both volume and efficiency…