Reliance Industries Ltd is an Indian holding company. Its businesses are engaged in energy, petrochemical, textiles, retail and telecommunications. Oil refining and petrochemicals account for the majority of the company’s sales. RIL operates more than a dozen manufacturing plants across India, and contributes approximately 20% of the country’s total exports. Reliance Industries Limited was founded in 1973 and is based in Mumbai, India. The company is India's largest petrochemical firm.