CREC is the major driving force of China's high-speed rail construction. The Company has built lots of high-speed rails, which account for 55% of China's total high-speed rail mileages. On August 1, 2008, Beijing-Tianjin Intercity High-Speed Railway was opened as China's first high-speed rail; on December 26, 2009, Wuhan-Guangzhou High-Speed Railway was opened to traffic as the world's first passenger dedicated line with the speed of 350km per hour; on June 30, 2011, Beijing-Shanghai High-Speed Rail was put into operation as China's longest high-speed railway; on December 1, 2012, Harbin-Dalian High-Speed Railway was opened to traffic as the world's longest high-speed passenger dedicated line passing through mountainous areas; on December 26, 2012, Beijing-Guangzhou High-Speed Rail was put into operation as the world's high-speed railway with the longest mileages; on December 26, 2014, Lanzhou-Xinjiang High-Speed Rail was opened to traffic as the world's first high-speed plateau railway.
 Bheri Babai Diversion Multipurpose Project in Nepal 
 Wuhan Yangtze River Tunnel 
 The Queershan Tunnel on National Road 317 
 The Baicheng Tunnel of Menghua Railway 
 Xiang'an Submarine Tunnel of Xiamen East Passageway 
 Qinling-Zhongnanshan Highway Tunnel 
 Yingxiu Tunnel of Yingxiu-Wenchuan Highway Project 
 Qingdao Jiaozhou Bay Highway Tunnel 
 Dayaoshan Tunnel 
 Qinling Tunnel 
 Shilin Tunnel of Nanning-Kunming Railway