Zhongwei–Guiyang is a 1,893km-long onshore pipeline project operated by China National Petroleum. This gas pipeline, with a maximum diameter of 40 inches, starts at Ningxia (China) and ends in Guizhou (China).

The Zhongwei–Guiyang project started operations in 2013 and is owned by China National Petroleum.

The Zhongwei–Guiyang project is associated with the 4845km West–East II (Eastern Section), 2325km West–East II (Western Section) and 2246km Sichuan–East China.

About China National Petroleum

China National Petroleum Corp (CNPC) is an integrated energy company with operations covering the entire oil and gas industry value chain. Its businesses encompass oil and gas exploration and development, refining and chemicals, marketing and trading, natural gas and pipelines. The company produces equipment for exploration and production, oilfield services, pipeline construction, refining and chemical processing, and offshore engineering. CNPC also designs and constructs oil and gas field production facilities, pipeline, storage tank, refinery and chemical plant, and offshore engineering. It provides services in geophysical prospecting, drilling, well logging, mud logging and downhole operations. The company also has presence in new energy development, capital management, finance and insurance service sectors. CNPC is headquartered in Beijing, China.


Information on the pipeline is sourced from GlobalData’s Oil & Gas Pipelines database that provides detailed information on all active and upcoming, crude oil, natural gas, petroleum products and Natural Gas Liquids (NGL) trunk pipelines globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.