Sichuan american chemical corporation, inc. (sz000731), a state-owned listed company holding shares in china's petrochemical group, one of china's 10 major urea-producing enterprises and one of china's megaton chemical-producing enterprises, has a history of more than four decades, involving fertilizer, environmental protection, energy, high-molecular materials, precision chemicals and six industrial blocks of modern agriculture. Sichuan-mekaga-range environmental technology limited, a fully-funded subsidiary of sichuan-sichuan-sichuan, has overall responsibility for the global operation of urea used by the sichuan-ka-range. Mifun sichuan is the national urea standard-drafting unit for motor vehicles, and natural gas is used as an integrated raw material for urea products in the united states urea, which are of high quality and stable quality, and have better technical indicators than national standards for products and have a good reputation in the domestic urea industry。