Site photos in Jilin Oilfield,PetroChina

Site photos in Jilin Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Site photos in Jilin Oilfield,PetroChina

Site photos in Jilin Oilfield,PetroChina

Site photos in Changqing Oilfield,PetroChina

Nanniwan oil production plant, Yanchang Oilfield

Liaohe Oilfield Yichuan Coal Bed Methane Extraction Project

Nanniwan oil production plant, Yanchang Oilfield