Hutchison Telecommunications Hong Kong Holdings Limited (HTHKH Ltd.) functions as an investment holding company with a primary focus on delivering extensive mobile communication services. Operating under its "3" brand, the company provides a spectrum of advanced mobile technologies, including 5G, 4G Long Term Evolution (LTE), 3G, and GSM dual-band connectivity. Its comprehensive service portfolio extends beyond basic network access to include fundamental mobile offerings such as local voice calls, SMS, MMS, international direct dialing, and global roaming. HTHKH Ltd. also offers a diverse array of data services and applications, which encompass direct carrier billing solutions, mobile device security management, various digital content like eBooks, music downloads, and movies-on-demand, alongside mobile social networking platforms and FinTech solutions. Additionally, Wi-Fi services and other value-added features are part of its offerings. Beyond its core telecommunications provisions, the company engages in marketing, advertising, and promotional activities, and manages retail operations for its telecommunications products. By the close of 2021, HTHKH Ltd. served approximately 3.2 million customers located in Hong Kong and Macau. The company was founded in 2007 and its main corporate offices are situated in Central, Hong Kong. Hutchison Telecommunications Hong Kong Holdings Limited is a subsidiary of CK Hutchison Holdings Limited.