How many subsidiaries does PetroChina have?

Professional company

Exploration and production branch, refining branch, sales branch, natural gas and pipeline branch, engineering technology branch, engineering construction branch, equipment manufacturing branch.

Oil and gas field enterprise

Daqing Oilfield Co., Ltd., Liaohe Oilfield Company, Xinjiang Oilfield Company, Huabei Oilfield Company, Dagang Oilfield Company, Southwest Oilfield Company, Changqing Oilfield Company, Jilin Oilfield Company, Tarim Oilfield Company, Tuha Oilfield Company, Qinghai Oilfield Company, Yumen Oilfield Company, Jidong Oilfield Company, Zhejiang Oilfield Company, PetroChina Exploration and Development Co., Ltd., PetroChina CBM Company, Daqing Petroleum Administration Bureau, Liaohe Petroleum Exploration Bureau, Xinjiang Petroleum Administration Bureau, North China Petroleum Administration, Dagang Oilfield Group Co., Ltd., Sichuan Petroleum Administration, Changqing Petroleum Exploration Bureau, Jilin Petroleum Group Co., Ltd., Turpan-Hami Petroleum Exploration and Development Headquarters, Natural Gas Exploration and Development Company, Amu Darya Natural Gas Company, South America Company, Nile Company, Kazakhstan Company and Southern Petroleum Exploration and Development Co., Ltd.

Oil refining and chemical enterprises

Daqing Petrochemical, Jilin Petrochemical, Fushun Petrochemical, Liaoyang Petrochemical, Lanzhou Petrochemical, Urumqi Petrochemical, Ningxia Petrochemical, Dushanzi Petrochemical, Daqing Petrochemical, Dalian Petrochemical, Jinzhou Petrochemical, Jinxi Petrochemical, Harbin Petrochemical, Guo Qian Petrochemical, Dagang Petrochemical, Huabei Petrochemical, Hohhot Petrochemical, Liaohe Petrochemical, Changqing Petrochemical, Karamay Petrochemical, Qingyang Petrochemical, Ningxia Petrochemical, Guangxi Petrochemical, Dalian Western Pacific Petrochemical, Ningxia Petrochemical. East China Chemical Sales Company, North China Chemical Sales Company, PetroChina Northeast Refining and Chemical Engineering Co., Ltd., Northeast Chemical Sales Company, Northwest Chemical Sales Company, Southwest Chemical Sales Company, Chemical Sales South China Branch, Daqing Petrochemical Complex, Jihua Group, Fushun Petrochemical Company, Liaoyang Petrochemical Fiber Company, Lanzhou Petrochemical Company, Urumqi Petrochemical Complex, Dushanzi Petrochemical Complex, Dalian Petrochemical Company, Jinzhou Petrochemical Complex, Jinxi Petrochemical Complex and Jilin Fuel Ethanol Co., Ltd.

Sales enterprise

Northeast Sales Branch, Northwest Sales Branch, Fuel Oil Sales Branch, Lubricating Oil Sales Branch, Liaoning Sales Branch, Sichuan Sales Branch, Guangdong Sales Branch, Inner Mongolia Sales Branch, Beijing Sales Branch, Shanghai Sales Branch, Heilongjiang Sales Branch, Hebei Sales Branch, Xinjiang Sales Branch, Shandong Sales Branch, Shaanxi Sales Branch, Jilin Sales Branch, Jiangsu Sales Branch, Gansu Sales Branch, Henan Sales Branch, Hubei Sales Branch, Zhejiang Sales Branch, Yunnan Sales Branch, Chongqing Sales Branch, Hunan Sales Branch, Anhui Sales Branch, Guangxi Sales Branch, Fujian Sales Branch, Dalian Sales Branch, Shanxi Sales Branch, Tianjin Sales Branch, Ningxia Sales Branch, Guizhou Sales Branch, Qinghai Sales Branch, Jiangxi Sales Branch, Tibet Sales Branch and Dalian Shipping Sales Branch.

Pipeline storage and transportation enterprise

Pipeline Branch, West-East Gas Transmission (Sales) Branch, Western Pipeline Branch, PetroChina Beijing Natural Gas Pipeline Co., Ltd., North China Natural Gas Sales Branch, Huazhong Natural Gas Sales Company, Tangshan LNG Project Management Department, Dalian LNG Project Management Department, Jiangsu LNG Project Management Department, PetroChina Kunlun Natural Gas Utilization Co., Ltd., Western Pipeline Co., Ltd., Central Asia Natural Gas Pipeline Co., Ltd., Kunlun Gas.

Engineering technical service enterprise

Oriental Geophysical Exploration Co., Ltd., Logging Co., Ltd., Ocean Engineering Co., Ltd., Western Drilling Engineering Co., Ltd., Great Wall Drilling Engineering Co., Ltd., Bohai Drilling Engineering Co., Ltd., Qing Chuan Drilling Engineering Co., Ltd.

Engineering construction enterprise

Natural Gas Pipeline Bureau, Engineering Construction Company, Engineering Design Co., Ltd., China Global Engineering Company, China Kunlun Engineering Company.

Equipment manufacturing enterprise

Technology Development Company, Jinan Diesel Engine Factory, Baoji Petroleum Machinery Co., Ltd., Baoji Petroleum Steel Pipe Factory, Bohai Petroleum Equipment Manufacturing Co., Ltd.

Scientific research and institutions

Exploration and Development Research Institute, Master Planning Institute, Petrochemical Research Institute, Economic and Technical Research Institute, Drilling Engineering Technology Research Institute, Safety and Environmental Protection Technology Research Institute, Pipeline Research Institute, Guangzhou Training Center, Dalian Training Center, Audit Service Center, Beijing Petroleum Management Cadre College, Petroleum Industry Press, China Petroleum News.

Directly affiliated unit

China Oil and Gas Transportation Company, Foreign Cooperation Management Department, Beijing Oil and Gas Control Center, Pipeline Construction Project Management Department, Refining and Chemical Engineering Construction Project Department, Information Technology Service Center, Consulting Center, Material Company and Sino-Russian Cooperation Project Department.

International business limited

PetroChina Finance Co., Ltd., PetroChina Asset Management Co., Ltd., China Huaming International Investment Co., Ltd., Natural Gas Transportation Company, China Huayou Group Company, Huayou Beijing Service Company, Natural Gas Hong Kong Limited, Beijing Huachang Real Estate Co., Ltd., PetroChina (Beijing) Technology Development Co., Ltd., China Petroleum Institute and China Petroleum Enterprise Association.