Reliance Jio Infocomm Limited, commonly known as Jio, is a leading Indian telecommunications company and a subsidiary of Reliance Industries Limited. Launched in 2016, Jio has rapidly become the largest mobile network operator in India and the second-largest single-country operator globally, serving over 500 million subscribers. The company offers a wide range of digital services, including mobile telephony, 4G and 5G broadband services, fiber-to-the-home (FTTH), and various digital applications across entertainment, commerce, communication, financial services, and education sectors.