DCW Limited operates as a heavy chemical manufacturing company in India. It operates through Soda Ash, Caustic Soda, PVC, SIOP, and CPVC segments. The company's products include caustic soda, liquid chlorine, hydrochloric acid, synthetic rutile, trichloroethylene, yellow iron oxide, ferric chloride, Utox, poly vinyl chloride, soda ash, and sodium and ammonium bicarbonate. It also exports its products to the United States, Europe, Japan, Malaysia, and the Netherlands. The company was formerly known as Dhrangadhra Chemical Works Limited. DCW Limited was founded in 1925 and is headquartered in Mumbai, India.