Originally known as the Chenjiagang Chemical Industry Park, it was established in June 2002 with a planned total area of 20 kilometers. It is located 1 kilometer west of Chenjiagang Town, bordering the Guan River to the north.To date, 10 square kilometers have been developed, with “nine utilities and one site preparation” completed. The zone is equipped with infrastructure such as chemical production facilities, a wastewater treatment plant, and a surface water treatment plant. It has established four pillar industries: petrochemicals, salt chemicals, fine chemicals, and biochemicals. The number of enterprises with investments exceeding 100 million yuan in the zone has reached 68.