Reliance Industries Ltd.

Reliance Industries’ (RIL) telecom arm -- Reliance Jio Infocomm (Jio) has crossed the 300 million customers mark in two-and-a-half years of its operations. The milestone was reached on March 2.

Jio became the fastest company in the world to achieve 100 million telecom subscribers in 170 days of starting commercial operation.

Reliance Industries is India’s largest private sector company. The company’s activities span hydrocarbon exploration and production, petroleum refining and marketing, petrochemicals, retail and 4G digital services.