DCW Limited operates as a heavy chemical manufacturing company in India. It operates through Soda Ash, Caustic Soda, PVC, SIOP, and C-PVC segments. The company's products include C-PVC, synthetic iron oxide pigment, synthetic rutile, sodium bicarbonate, hydrochloric acid, liquid chlorine, trichloroethylene, soda ash, caustic soda, and PVC. 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.