China Unicom

Corporate brand

China Unicom is a Chinese state-owned telecommunications operator providing mobile, fixed-line, broadband, data, cloud, and related digital services.

Last updated November 4, 2026

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Overview

China Unicom is the consumer-facing and international operating brand of China United Network Communications Group Co., Ltd., one of China's three major telecommunications operators. The group was created in 1994 as a state-owned communications enterprise established by the Ministry of Railways, the Ministry of Electronics, and the Ministry of Electric Power Industry, following approval by the State Council in December 1993. Its initial activities centered on wireless paging and GSM mobile communications, but the business subsequently expanded into fixed-line telephony, broadband, data communications, Internet access, long-distance and local calling, digital television, and IP telephony. The company developed within a heavily regulated Chinese telecommunications market in which network licenses, spectrum allocation, infrastructure investment, and ownership structures were closely linked to state policy. China Unicom became an important participant in the expansion of national communications infrastructure, including the Connecting Every Village Project launched in 2004. Alongside five other state-owned companies, it helped build infrastructure and support financing intended to extend telephone and Internet access into rural areas. This initiative contributed to broader rural connectivity and the development of China's Internet economy. China Unicom's corporate structure has included operating subsidiaries, a Hong Kong-listed red-chip company, and a Shanghai-listed A-share company. Its Hong Kong subsidiary was incorporated in February 2000 and listed on the Hong Kong Stock Exchange in June of that year. A further listed company was established in Shanghai in 2002. These arrangements enabled the group to raise capital while retaining significant state influence through its controlling corporate chain. A major strategic turning point came in 2008 and 2009. China Unicom agreed to transfer its CDMA business and related assets to China Telecom for RMB110 billion and to combine its remaining business with China Netcom through a share exchange. The CDMA transfer was completed in November 2008. China Unicom then received a WCDMA 3G license in January 2009 and launched UMTS services in major Chinese cities on 17 May 2009. It also invested in network modernization, including a reported US$700 million Ericsson GSM upgrade agreement in July 2009. The group pursued international and cross-border partnerships during this period. Its strategic relationship with Telefónica included reciprocal equity investments and cooperation in procurement, roaming, mobile platforms, wholesale services, technology, and multinational customer support. Telefónica gradually reduced its China Unicom holding over subsequent years. China Unicom also operated a CDMA network in Macau from 2006 and Internet-related services in North Korea from 2010, while maintaining overseas activities through other subsidiaries. In 2017 China Unicom became one of the pilot companies in China's mixed-ownership reform of state-owned enterprises. The reform introduced strategic investors associated with Tencent, Baidu, Alibaba, JD.com, Suning, China Life Insurance, China Cinda, and other institutional or corporate participants. The initiative was intended to diversify ownership, introduce outside capital, and encourage commercial and digital transformation while preserving state influence. Today China Unicom's scope extends beyond traditional voice and mobile connectivity. Its portfolio includes mobile network services, fixed communications, broadband, enterprise connectivity, cloud computing, data-center and digital solutions, Internet services, and emerging 5G-related offerings. The company has participated in industry alliances and partnerships connected with cloud computing and has positioned itself as a provider for both consumers and enterprises. It remains a major Chinese operator, although its United States operations have been constrained by regulatory action. In 2022 it was described as China's third-largest wireless carrier and one of the world's largest mobile providers.

History

China Unicom was established in 1994 after the State Council approved the creation of a communications company backed by the Ministry of Railways, the Ministry of Electronics, and the Ministry of Electric Power Industry. The enterprise initially operated in wireless paging and GSM mobile communications. It later broadened its activities as China's telecommunications market developed, adding fixed-line voice, long-distance services, data communications, Internet access, digital television, and IP telephony. The group was involved in the Connecting Every Village Project, which began in 2004 and sought to extend telecommunications and Internet infrastructure to rural China. China Unicom was one of six state-owned enterprises supporting the project through infrastructure construction and financing. The program helped expand basic communications access and supported the development of rural Internet connectivity. China Unicom expanded outside mainland China through a CDMA network in Macau, launched in 2006, and Internet-related operations in North Korea from 2010. By April 2008, its reported customer base included 125 million GSM subscribers and 43 million CDMA subscribers. In November 2008, the CDMA business was transferred to China Telecom as part of a broader restructuring of China's mobile market. The corporate group developed a multi-layered listing structure. China Unicom Hong Kong was incorporated in February 2000 and listed in Hong Kong on 22 June 2000. In 2002, China United Network Communications Limited was established in Shanghai and became part of the group's A-share financing and ownership structure. The state retained control through the group and its affiliated holding companies. In 2008 China Unicom agreed to sell its CDMA business and assets to China Telecom for RMB110 billion and to merge the remainder of its business with China Netcom through a share exchange. The transaction reshaped the company's network portfolio and strengthened its focus on GSM and the forthcoming 3G generation. In January 2009, China Unicom received a WCDMA license. UMTS service was introduced in major Chinese cities on 17 May 2009, and the company subsequently invested in network upgrades, including a reported Ericsson GSM modernization agreement valued at US$700 million. China Unicom also developed international corporate relationships. In 2009 it entered a cross-holding arrangement with Telefónica valued at US$1 billion. A further reciprocal investment agreement was reached in 2011, alongside cooperation in procurement, mobile platforms, roaming, wholesale carrier services, technology, and multinational accounts. Telefónica progressively sold down its China Unicom holding in later years, while the two companies' strategic relationship evolved. The company became a founding participant in Beijing's Cloud Computing Industry Alliance in 2012, reflecting a move beyond conventional voice and access services. In 2017 it was selected as a pilot for China's mixed-ownership reform of state-owned enterprises. Strategic investors associated with Tencent, Baidu, Alibaba, JD.com, Suning, China Life Insurance, China Cinda, and other institutions invested through the group's listed structure. The reform diversified the shareholder base and was intended to accelerate commercial management, technology development, and digital transformation without eliminating state control. China Unicom's international position later became subject to extensive U.S. regulatory scrutiny. In 2020 it was included on a U.S. Department of Defense list of companies alleged to have links to the People's Liberation Army. The FCC subsequently questioned its national-security status, and an executive order led to the New York Stock Exchange delisting in January 2021. The FCC revoked the company's U.S. authorization in January 2022 and later included it on a national-security-threat list. A U.S. appeals court rejected the company's challenge in December 2024, while additional FCC and congressional inquiries followed in 2025. The company also attracted criticism for continuing its Russian operations after the 2022 invasion of Ukraine. Its business remains centered on China, where it provides mobile, fixed, broadband, enterprise, cloud, and digital services. China Unicom continues to be one of the country's principal telecommunications operators and a significant participant in the transition toward 5G and broader digital infrastructure.

2022
U.S. authorization is revoked
[1]China Unicom - Wikipediaen.wikipedia.org
The FCC revoked China Unicom's authorization to provide telecommunications services in the United States.
2017
Mixed-ownership reform
[1]China Unicom - Wikipediaen.wikipedia.org
The company became a pilot for state-owned-enterprise mixed-ownership reform and attracted multiple strategic investors.
2012
Cloud Computing Industry Alliance is formed
[1]China Unicom - Wikipediaen.wikipedia.org
China Unicom became a founding member of a Beijing cloud-computing industry alliance.
2009
WCDMA license and UMTS launch
[1]China Unicom - Wikipediaen.wikipedia.org
China Unicom received a WCDMA license and launched UMTS services in major Chinese cities.
2008
CDMA business sale and China Netcom merger
[1]China Unicom - Wikipediaen.wikipedia.org
The company agreed to transfer its CDMA assets to China Telecom and combine its remaining operations with China Netcom.
2006
CDMA network begins in Macau
[1]China Unicom - Wikipediaen.wikipedia.org
China Unicom began operating a CDMA network in Macau.
2004
Participation in Connecting Every Village Project
[1]China Unicom - Wikipediaen.wikipedia.org
China Unicom joined other state-owned companies in extending communications and Internet infrastructure into rural China.
2000
Hong Kong subsidiary is incorporated and listed
[1]China Unicom - Wikipediaen.wikipedia.org
China Unicom Hong Kong was incorporated in February and listed on the Hong Kong Stock Exchange in June.
1994
China Unicom is founded
[1]China Unicom - Wikipediaen.wikipedia.org
The company was established by several central government ministries and began with wireless paging and GSM mobile operations.
1993
State Council approves establishment
[1]China Unicom - Wikipediaen.wikipedia.org
China's State Council approved the creation of the communications enterprise that became China Unicom.

Products and positioning

A state-backed, full-service telecommunications and digital-infrastructure operator serving consumers, enterprises, government-related customers, and wholesale partners, with a strategic emphasis on mobile connectivity, broadband, cloud computing, and 5G-era services.

Mobile telecommunications · 1994
Mobile network services
China Unicom provides consumer and enterprise mobile voice and data connectivity. Its historical mobile technologies included GSM, CDMA, WCDMA, and UMTS, with the business later extending into 5G-era services. Mobile offerings are a core part of the company's national telecommunications portfolio.
Broadband Internet
Fixed broadband
The company supplies fixed Internet access and related broadband connectivity to households, businesses, and institutional customers. Broadband forms part of China Unicom's broader fixed-network business and complements its mobile network services.
Enterprise telecommunications
Enterprise data communications
China Unicom provides data communications, private connectivity, long-distance communications, and related network services for corporate and institutional users. The business also supports wholesale carriers and multinational customers through international cooperation and roaming arrangements.
Cloud computing · 2012
Cloud and digital services
The group has expanded into cloud computing and digital infrastructure as telecommunications has converged with enterprise IT services. Its participation in a cloud-computing industry alliance reflected this strategic broadening beyond conventional voice and access products.
Digital communications
Digital television and IP telephony
Digital television and IP telephony are among the additional communications services associated with China Unicom's full-service operator model, alongside local and long-distance calling and Internet access.

Controversies

2022
Continuation of Russian operations after the invasion of Ukraine
China Unicom continued business in Russia through a subsidiary after the invasion of Ukraine. Yale School of Management categorized the company as maintaining its activities rather than exiting or substantially reducing them, attracting criticism in the context of international corporate withdrawals and sanctions.
Source
2020
Allegations of surveillance through Caribbean mobile networks
The Guardian reported that a security researcher had identified evidence of a surveillance campaign involving China Unicom through Caribbean mobile networks operated with Cable & Wireless Communications and BTC. China Unicom denied the allegations.
Source
2019
Court upholds compensation award against China Unicom Xi'an branch
A court of second instance upheld the ruling requiring China Unicom Xi'an branch to pay the customer RMB 500 in compensation, refund RMB 27.22 in service fees, and bear RMB 50 in case acceptance fees. The report says the court found that the branch had overcharged service fees and had not promptly informed the customer or returned them.
Source
2017
Chang Xiaobing sentenced to 6 years in first-instance bribery case
On May 31, 2017, the Baoding Intermediate People's Court sentenced former China Telecom chairman Chang Xiaobing to 6 years in prison and a fine of 500,000 yuan in first instance. It found that he accepted bribes of more than 3.76 million yuan, with acts involving his posts at the Directorate General of Telecommunications of the Ministry of Posts and Telecommunications and China Unicom; he was chairman of China Telecom when investigated in 2015.
Source
2011
Broadband access and interconnection settlement subject to NDRC antitrust investigation
In November 2011, CCTV and Yicai reported that the NDRC had investigated China Telecom and China Unicom over suspected price discrimination and insufficient interconnection in broadband access and interconnection settlement, triggering discussions on pricing and market competition. This entry records the investigation stage and does not treat the huge fines predicted in reports as penalties actually imposed.
Source

2020FuLu Companion Card
China
China Unicom launched the FuLu Companion Card with singer and actor Lu Han as part of a promotional effort linked to the development of 5G services. Lu Han was also named a China Unicom Innovation Partner.
Outcome. The campaign connected an entertainment partnership with the company's 5G-oriented marketing and customer-offer strategy.
Source

Brand decisions

2022
Challenge to U.S. telecommunications authorizationOther
Background
U.S. regulators cited national-security concerns in reviewing China Unicom's authorization to operate in the United States.
Action taken
The FCC revoked the authorization and required the company to cease providing the covered telecommunications services.
Aftermath
China Unicom challenged the action, but the U.S. Court of Appeals for the Ninth Circuit rejected the challenge in December 2024.
Source
2017
Mixed-ownership reformStrategy
Background
China selected China Unicom as a pilot for reforming ownership and governance at major state-owned enterprises.
Action taken
The group introduced strategic investors connected with major technology, financial, industrial, and retail companies, while retaining state influence.
Aftermath
The reform diversified the investor base and supported a stronger emphasis on digital services and commercial partnerships.
Capital injection into the Hong Kong-listed structure. Up to HK$88 billion at HK$13.24 per share (2017)
Source
2009
Launch of WCDMA and UMTS servicesProduct launch
Background
China Unicom received a national WCDMA license as China introduced a new generation of mobile communications.
Action taken
The company launched UMTS services in major Chinese cities on 17 May 2009 and upgraded parts of its GSM network.
Aftermath
The move established WCDMA as China Unicom's principal 3G technology platform.
Source
2008
Transfer CDMA operations to China Telecom and merge with China NetcomM&A
Background
China's telecommunications market was being reorganized around a new allocation of mobile technologies and licenses.
Action taken
China Unicom agreed to sell its CDMA business and assets to China Telecom and combine its remaining operations with China Netcom through a share exchange.
Aftermath
The CDMA business moved to China Telecom in November 2008, while China Unicom focused on GSM and subsequently WCDMA 3G services.
CDMA business and assets transaction. RMB110 billion transaction value (2008)
Source

Recent events

Unconfirmed
China Unicom launches internet account registration cleanup service[6]中国联通推出互联网账号注册清理服务chinaz.com
China Unicom, together with the CAICT number-service group and some internet companies, launched a one-stop service for handling registration information linked to phone numbers across internet platforms. The service was available for trial use in Beijing, Jiangsu and Zhejiang.
2022.01.15
Samsung Galaxy Z Flip3 5G Olympic Edition went on limited sale in China[7]三星Galaxy Z Flip3 5G奥运纪念版在中国限量开售itbear.com.cn
Samsung's Galaxy Z Flip3 5G Olympic Edition went on limited sale on January 15. Consumers could purchase it through more than 800 China Unicom offline stores authorized to sell Winter Olympics products.
2022.01.13
Reported2022.01.13
Samsung and China Unicom open limited presale of Olympic-edition Galaxy Z Flip3 5G[8]三星与中国联通开启奥运纪念版Galaxy Z Flip3 5G限量预售finance.sina.com.cn
Samsung and China Unicom collaborated on a Beijing Winter Olympics commemorative Galaxy Z Flip3 5G phone, and limited presale had opened through more than 800 China Unicom-authorized Olympic merchandise retail stores. The phone was described as limited to 5,000 units globally, with 2,022 reserved for China Unicom users.
2021.12.07
Reported2021.12.09
China Unicom unveils 5G vehicle-road collaboration platform capabilities[9]中国联通推出5G车路协同服务平台能力finance.sina.com.cn
China Unicom unveiled the intelligent network and intelligent business engines of its 5G vehicle-road collaboration service platform at its technology innovation forum.
Unconfirmed
Reported2021.08.19
China Unicom launches “One Line, Multiple Services”[10]中国联通推出“一线多业务”产品finance.sina.com.cn
China Unicom launched its “One Line, Multiple Services” product, offering an integrated delivery of networking, cloud access, internet access, voice, terminal, and application services. Two versions target government and enterprise customers and commercial customers.
Unconfirmed
Reported2021.07.27
Xinxun and China Unicom form strategic partnership[11]新讯与中国联通达成战略合作finance.sina.com.cn
Xinxun and China Unicom reached a strategic cooperation agreement in the wireless data terminal product field and began joint operations.
2021.07.09
Reported2021.07.09
China Unicom launches Internet Direct Train network service[12]中国联通推出“互联网直通车”网络服务finance.sina.com.cn
China Unicom launched Internet Direct Train, a service based on fixed-network slicing that provides differentiated network services to enterprise and public customers.
2021.06.18
Reported2021.06.18
Fossil launches Gen 5 LTE smartwatch in China[13]FOSSIL在中国发布Gen 5 LTE智能腕表prnasia.com
FOSSIL launched its Gen 5 LTE smartwatch, featuring standalone calling, messaging and data functions and support for China Unicom's 4G network.
2021.05.21
Reported2021.05.22
China Unicom launches Unicom Yunxi enterprise service[14]中国联通推出企业服务产品“联通云犀”finance.sina.com.cn
China Unicom launched Unicom Yunxi, a 5G digital communications service platform for enterprise customers, at a product launch event in Guangzhou.
2021.05.15
Reported2021.05.15
China Unicom and Huawei launch 5G-Advanced technology solutions[15]中国联通与华为推出5G-Advanced技术方案finance.sina.com.cn
China Unicom and Huawei held a joint innovation launch event and presented three 5G-Advanced technology solutions.

Sources124 sources

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