Kinesisk oljejätte gör sin första förlust

PetroChina Company Limited (simplified Chinese: 中国石油天然气股份有限公司; traditional Chinese: 中國石油天然氣股份有限公司; Uyghur: چوڭگو نېفتى‎) is a Chinese oil and gas company and is the listed arm of state-owned China National Petroleum Corporation (CNPC), headquartered in Dongcheng District, Beijing. It is China's biggest oil producer. Traded in Hong Kong and New York, the mainland enterprise announced its plans to issue stock in Shanghai in November 2007, and subsequently entered trading on the Shanghai index.

China Petroleum & Chemical Corporation (中国石油化工股份有限公司), or Sinopec Limited (simplified Chinese: 中国石化; traditional Chinese: 中國石化; pinyin: Zhōngguó Shíhuà), is a Chinese oil and gas company based in Beijing, China. It is listed in Hong Kong and also trades in Shanghai and New York. Sinopec Limited's parent, Sinopec Group, is one of the major state-owned petroleum energy and chemicals companies in China, headquartered in Chaoyang District, Beijing. Sinopec's business includes oil and gas exploration, refining, and marketing; production and sales of petrochemicals, chemical fibers, chemical fertilizers, and other chemical products; storage and pipeline transportation of crude oil and natural gas; import, export and import/export agency business of crude oil, natural gas, refined oil products, petrochemicals, and other chemicals. As of 2015 it has the highest proportion of cash paid for taxes of all Chinese companies. In 2011 it ranked as the 5th largest company in sales in Forbes Global 2000. In 2009, it was ranked 9th by Fortune Global 500 becoming the first Chinese corporation to make the top ten and in 2010 it was ranked 7th. In 2007, it ranked first in the Top 500 Enterprises of China ranking.