China United Network Communications Group Limited (China Unicom) was established on January 6, 2009 by merging the former China Netcom and the former China Unicom. China Unicom is the only telecom operator in China that is listed in New York, Hong Kong and Shanghai at the same time, and has been listed in the "Fortune Global 500" for many years.

By the end of 2012, the asset size of China Unicom reached RMB 576.072 billion, with a system-wide workforce of 294,800 employees. In May 2021, China Unicom was ranked 276th on the "2021 Forbes Global 2000".