In October 2000, Shell Co., Ltd. signed an eight hundred thousand tons of ethylene project joint contract. On October 28, 2000, the total investment of $40.5 billion in China's largest foreign joint-venture petrochemical project - Shell 800,000 tons of ethylene project joint-venture was signed in Beijing. A set of annual production of 800,000 tons of ethylene disintegration equipment, a set of annual production of 56 million tons of ethylene and a single annual production of 250,000 tons of oxygen-propionate joint-venture equipment, a set of annual production of 32 million tons of ethylene-propionate equipment, a set of annual production of 24 million tons of polymerized products, a set of large-scale production of polymerized products, and a set of powered production lines of low-density ethyl