Pentan 1 was drilled to a TD of 5,700m MD on 5 November 2019 and was suspended for further evaluation and testing in mid-November 2019. The oil and gas exploration well was spudded on 10 June 2019 to drill to a PTD of 5,400m and was targeting the Permian Lower Uhro Formation and the Triassic Baikouquan Formation with the objective of exploring the hydrocarbon potential of the northern section of the Western Well Pen 1 Sag, Junggar Basin. Pentan 1 is in the PetroChina operated Shamenzi Block in the Junggar Basin. 
Pentan 1 was drilled to a TD of 5,700m MD on 5 November 2019 and was suspended for further evaluation and testing in mid-November 2019. The oil and gas exploration well was spudded on 10 June 2019 to drill to a PTD of 5,400m and was targeting the Permian Lower Uhro Formation and the Triassic Baikouquan Formation with the objective of exploring the hydrocarbon potential of the northern section of the Western Well Pen 1 Sag, Junggar Basin. Pentan 1 is in the PetroChina operated Shamenzi Block in the Junggar Basin. 