Year of Est.: 1983 Headquarter: Beijing Rank: The top 5 in FORTUNE GLOBLE 500;the largest oil refinery company and the second largest chemical company in the world,the

Year of Est.: 1994 Headquarter: Beijing Rank: China’s largest integrated petroleum engineering and technology service provider as well as the first to offer offshore oil/gas exploration services.

Year of Est.: 2001 Headquarter: Beijing Rank: No.1 of market share in global cement industry Total Assets (2018.12.31,million RMB) : 31014.29 Total Liabilities (2018.12.31,million RMB) : 21896.28 Net Profits

Year of Est.: 2005 Headquarter: Beijing Rank: Chinese enterprises ranked third in terms of turnover in foreign contracted projects;Ranked 88th in the comprehensive strength of global Chinese

Year of Est.: 2001 Headquarter: Beijing Rank: Ranked 14th in China’s Top 100 Most Valuable Investment Companies in 2012. Total Assets (2018.12.31,million RMB) : 18120.23 Total Liabilities (2018.12.31,million

Year of Est.: 2006 Headquarter: Beijing Rank: In October 2018, China Communications Services Co., Ltd. was listed on the Forbes 2018 list of the best employers in