Hindustan Nitroproducts Gujarat (HNGL) was incorporated in 1990. It was promoted by chairman N P Jain along with managing director G R Patel. HNGL manufactures and markets petrochemicals. The manufacturing unit is located in Bharuch district, Gujarat. In Mar.'94, it established a 18,000-tpa plant to manufacture nitrobenzene and a 12,000-tpa plant to manufacture aniline at Kanwa in Gujarat at a cost of Rs 41.94 cr. There was an overrun in the project cost from Rs 41.94 cr to Rs 54.31 cr.