China Unicom

IPOs

In February 2000 a subsidiary "China Unicom Hong Kong" was incorporated in Hong Kong and was listed on the Hong Kong Stock Exchange on June 22, 2000.

The intermediate parent company "China Unicom (Hong Kong) Limited" was "China Unicom (BVI) Limited", As of 31 December 2001, the BVI company owned 77.47% shares of China Unicom (H.K.). In turn, China Unicom (H.K.) owned the operating subsidiaries of the group. In 2002, another intermediate parent company "China United Network Communications Limited" was established in Shanghai (headquartered in Beijing), to own 51% stake of "China Unicom (BVI) Limited" as well as listing the shares in the Shanghai Stock Exchange.[13] As of 31 December 2002, state-owned China Unicom Group owned 74.6% shares of the A share company, in turn the A share company owned 73.84% of the BVI company.[14] The BVI company owned 77.47% shares of the red chip company.[15] To sum up, the Chinese Government via A share company, owned 42.67% stake of the operating subsidiaries, as well as additional 20.27% stake by the minority stake in the BVI company.

Merger with China Netcom

On June 2, 2008, China Unicom announced its intention to sell its CDMA business and assets to China Telecommunications Corporation (China Telecom Group) for a combined total of 110 billion RMB[10] and to merge the remainder of the company,[16] in a share swap valued at US$56.3 billion (based on Unicom's stock last traded price) on June 2, 2008, with China Netcom.[17] The CDMA business was officially moved to China Telecom in early November.

In July 2009, China Unicom signed a $700 million deal with infrastructure vendor Ericsson to upgrade the company's GSM network.

In April 2012, China Unicom was a founding member in the formation of Cloud Computing Industry Alliance in Beijing. Other members of the alliance include Baidu, Tencent, and Alibaba.[18][19]

Partnership with Telefonica

In 2009, China Unicom (Hong Kong) agreed to a US$1 billion cross-holding with Spain's Telefónica.[20] In January 2011, the two partners agreed a further US$500 million tie-up in each other, which following completion in late 2011, Telefónica will hold a 9.7% shares in China Unicom (H.K.), while the red chip company will own 1.4% shares of the Spanish firm.[21] The companies also agreed to deepen their cooperation in areas such as procurement, mobile service platforms, service to MNC's wholesale carriers, roaming, technology, among others, where both companies have been cooperating since the signature of their strategic alliance agreement.[22][23]

In June 2012, China United Network Communications Group (China Unicom Group), the ultimate parent company of Hong Kong listed company "China Unicom (Hong Kong)", had agreed to buy back about 1.1 billion shares (approx. 4.6% of the share capital) of the red chip company from Telefónica for an approx. HK$11 billion. (HK$10.21 per share; by narrow band floating exchange rate approx. US$1.4 billion), via an unlisted subsidiary "China Unicom Group Corporation (BVI) Limited". Immediate after the deal, Telefónica still owned 5% of China Unicom (H.K.).[24][25] In 2014 Telefónica sold a further 2.5% shares of "China Unicom (H.K.)" for HK$6.66 billion (HK$11.14 per share).[26]

During year 2016, Telefónica sold a further 1.51% shares of "China Unicom (H.K.)" for HK$2.822 billion (HK$7.8 per share),[26][27] As of 31 December 2016 Telefónica owned 1% shares of the red chip company (decreased from 2.51% year-to-yearly), as well as Telefónica's director César Alierta, still served as a director of "China Unicom (H.K.)".[26]

Mixed-ownership reform of state-owned enterprise

In 2017 China Unicom became one of the pilot projects of the mixed-ownership reform of the Chinese state-owned enterprise, which saw a decrease in the Government's ownership.[28]

In 2017 the Class A listed company of the group introduced ten strategic investors: state-controlled China Structural Reform Fund, state-controlled listed company China Life Insurance, a private equity fund that was owned by China Cinda Asset Management and a company related to Tencent, a private equity fund partially owned by Baidu and Industrial Bank, a private equity fund that related to JD.com , a public company Ali Venture Capital , a public company Suning Commerce Group and three minor private equity funds that was subscribed by companies such as Kuang-Chi and CRRC Group.[34][35]

In the same year, the fund raised by the A share company was injected to the Hong Kong incorporated red chip company, via "China Unicom (BVI) Limited", for HK$13.24 per share (for a maximum of 6.64 billion share / HK$88 billion).[36]

U.S. sanctions

In October 2019, a group of U.S. senators urged the Federal Retirement Thrift Investment Board to divest U.S. pension money from any investment in China Unicom for providing telecommunications services to disputed artificial islands in the South China Sea.[37] In August 2020, the United States Department of Defense published a list of companies operating directly or indirectly in the United States with ties to the People's Liberation Army. China Unicom was included on the list.[38][39]

In October 2020, the Federal Communications Commission (FCC) requested the United States Department of Justice report whether China Unicom poses a "national security risk".[40]

In November 2020, the U.S. President issued an executive order prohibiting U.S. companies and individuals owning stocks that the United States Department of Defense deemed to have links to the People's Liberation Army - which included China Unicom.[41][42] In consequence of the order, the New York Stock Exchange delisted China Unicom in January 2021.[43]

In March 2021, the FCC initiated proceedings to revoke China Unicom's authorization to operate in the U.S. due to "national security" concerns.[44] In January 2022, the FCC revoked China Unicom's authorization to operate in the United States, giving it 60 days to cease providing telecommunications services.[45] In September 2022, the FCC added China Unicom to a list of companies considered "national security threats".[46]

In December 2024, the U.S. Court of Appeals for the Ninth Circuit rejected China Unicom's challenge of the 2022 FCC revocation of its authorization to operate in the U.S.[47][48] In March 2025, the FCC opened an investigation into China Unicom and other Chinese companies regarding operations in the U.S. in violation of restrictions.[49] Also in March 2025, the United States House Select Committee on Strategic Competition between the United States and the Chinese Communist Party initiated an inquiry into China Unicom and issued subpoenas for company records in April 2025.[50][51]

Response to invasion of Ukraine

Following the 2022 Russian invasion of Ukraine, China United Network Communications Group continued its operations in Russia through its subsidiary, China Unicom (Russia) Operations Limited Liability Company, maintaining business as usual despite international sanctions and widespread corporate withdrawals.[52][53] Research from the Yale School of Management placed the company in the "Grade F" category of "Digging In," indicating that it has defied demands for exit or reduction of activities in Russia.[53]