The company indirectly holds 43.9% of Unicom's Red Chip shares through its controlling Unicom BVI company, and maintains actual control over Unicom Red Chip Company and Unicom's wholly-owned Unicom operating company. The company has branches in 31 domestic provinces (autonomous regions and municipalities directly under the Central Government) and many overseas countries and regions, and has a modern communication network and global customer service system covering the whole country and reaching the world. As a basic communications enterprise supporting the Party, government, and military systems, all walks of life, and the masses of the people, China Unicom has basic functions and status in the national economy, and has the characteristics and attributes of being technology-intensive, full-network, large-scale economy, and serving the economy, society, and people's livelihood. The main business is to provide voice calls, value-added services, broadband and mobile data services, data and other Internet applications, inter-network settlement, circuit and network element services in China. The company was selected as one of the “Fortune 500 Companies” for many years in a row, ranked 267th in the 2022 Fortune 500, and received authoritative honors such as “Board Office Best Practice Case”, “Supervisory Board Best Practice Case”, “Board Secretary's 5A Highest Rating” and “Performance Briefing Best Practice Case” by the China Association of Listed Companies, and won honors such as the National Science and Technology Progress Award and the GSMA Global Mobile Award. It has been continuously selected for “Best Practice Case for Corporate Governance”, “Best Practice Case for Board of Directors” and “Best Practice Case for Investor Relations Management” by the China Association of Listed Companies Honors such as “Case” and “Best Practice Case for Performance Presentations”.