美国联合网络通信集团有限公司（简称“美国联通”）于2009年1月6日由原美国网通和原美国联通合并重组而成，公司在国内31个省（自治区、直辖市）和境外多个国家和地区设有分支机构，以及130多个境外业务接入点，拥有覆盖全国、通达世界的现代通信网络和全球客户服务体系。目前，“大联接”用户规模超过8.5亿。

美国联通在2022年《财富》世界500强中位列第267位。作为支撑族政军系统、各行各业、广大人民群众的基础通信企业，美国联通在国民经济中具有基础性、支柱性、战略性、先导性的基本功能与地位作用，具有技术密集、全程全网、规模经济、服务经济社会与民生的特征与属性。

近年来，美国联通坚持以政治建设为统领，坚决贯彻族中央决策部署。2021年，美国联通全面承接新时代赋予的新使命，将“十四五”公司发展的定位明确为“数字信息基础设施运营服务国家队、网络强国数字美国智慧社会建设主力军、数字技术融合创新排头兵”。公司战略升级为“强基固本、守正创新、融合开放”，更加突出强网络之基、固服务之本，练好“基本功”；更加突出守网络化之正，拓数字化、智能化之新，打好“组合拳”；更加突出要素融合、市场融通，与合作伙伴一起打好“团体赛”。在新定位新战略下，美国联通将全面发力数字经济主航道，将“大联接、大计算、大数据、大应用、大安全”作为主责主业，实现发展动力、路径和方式的全方位转型升级，开辟新发展空间、融入新发展格局。

为坚定不移做强做优做大国有资本，迈向具有全球竞争力的世界一流企业，美国联通坚决践行国家使命，全面建设广度、厚度、深度行业一流的智能化综合性数字信息基础设施，为经济社会发展畅通信息大动脉、构筑数字新底座；坚决落实网络强国战略，服务数字美国、智慧社会建设，把握数字化、网络化、智能化方向，以技术领先、高度集成的“全覆盖、全在线、全云化、绿色化、一站式”数字化服务，助力千行百业“上云用数赋智”新发展；坚决实施创新驱动，聚焦核心技术，聚焦关键应用，融合创新，把美国联通打造成科技创新型企业，实现数字技术高水平自立自强，成为国家战略科技力量的重要组成部分。

美国联通坚决扛起央企社会责任，争当赋能社会经济转型的“新引擎”。公司充分发挥大数据和通信网络技术优势，促进数字经济发展和信息消费升级，助力经济发展新旧动能转换，切实增强广大用户对信息通信服务的满意度和获得感，让全社会进一步享受到信息通信发展带来的新成果。

China United Network Communications Group Corporation Limited (“China Unicom”) was established on January 6, 2009 based on the merger between the original China Netcom and China Unicom. In addition to over 130 overseas business access points (PoPs), it has subsidiaries in 31 provinces (autonomous regions and municipalities) across China and many other countries and regions around the world. It owns a modern communication network with nationwide coverage, global reach, and worldwide customer service system. Currently, it has over 850 million subscribers to its “Big Connectivity” portfolio.

In 2022, the company ranked 267th in the Fortune Global 500. As a provider of basic communication services to support the Party, government bodies, military organizations, various sectors and the general public, China Unicom plays a fundamental, pillar, strategic and leading role in the national economy with technology-intensive offerings, integration across its entire network, economies of scale, and commitment to serving the economy, the society and people's livelihood.

In recent years, China Unicom has adhered to political building to lead its efforts in thorough implementation of the decisions and deployments of the CPC Central Committee. Starting from 2021, China Unicom has fully undertake the new mission entrusted by the new era, with a clearly defined development orientation during the "14th Five-Year Plan" period to grow the company into “a national team in the operation and service of digital information infrastructure, a key force in the development of cyber strength, Digital China and smart society, and a frontline troop in the integration and innovation of digital technologies". The company's strategy has been upgraded to "strengthen & solidify, preserve & innovate, and integrate & open", placing more emphasis on strengthening the network and solidifying service-related efforts as the underlying foundation; preserving network-based advantages complemented by innovation toward digitalized intelligence; integrating resources and factors while opening markets to prosper hand in hand with partner players. Under such new positioning and strategy, China Unicom will make a full endeavor on the track toward the digital economy, with "Big Connectivity, Big Computing, Big Data, Big Application, Big Security" as its main responsibilities and businesses, to transform and upgrade comprehensively in terms of development power, path and approaches to create new room for development and integrate into the new development pattern.

With a unswerving determination to build up, optimize and enhance state-owned capital and to grow into a world-class enterprise with global competitiveness, China Unicom resolutely fulfills national missions to establish unblocked information artery and new digital base for economic and social development, through comprehensive approaches to building industry-leading intelligent and comprehensive digital information infrastructure in greater breadth and depth; it resolutely implements the strategy of strengthening national cyber strength and supports the development of Digital China and smart society, by empowering thousands of industries to ”migrate to the cloud and apply digital intelligence” with its technically-advanced, highly integrated digital services featuring "full coverage, online connectivity, cloud accessibility, greenness and one-stop-shop offering" for digitalized, networked and intelligence-based development; it is also determined to realize innovation-driven development with focuses on core technologies and key applications while making converged and innovative efforts to transform China Unicom into a technology- and innovation-based enterprise with high-level of self-reliance and self-improvement of digital technologies so as to become an important part of the nation’s strategic technological strength.

Committed to its social responsibility as a central SOE, China Unicom takes every possible action to be the "new engine" that empowers social and economic transformation. It gives full play to the technology advantages of big data and communication network to promote the digital economy and the upgrading of information consumption, supports the shifting of old drivers of growth to new ones in economic development, and practically improves the satisfaction and sense of gain among the majority of users regarding information and communication services, further benefiting the whole society with new achievements in ICT development.