The total investment of the project is 17.6 billion yuan, and the construction site is located in Yantai Chemical Industry Park. Mainly construct 1.2 million tons/year ethylene cracking unit, 250,000 tons/year low density polyethylene (LDPE) unit, 2×200,000 tons/year polyolefin elastomer (POE) unit, 200,000 tons/year butadiene unit , 550,000 tons/year pyrolysis gasoline hydrogenation unit (including 30,000 tons/year styrene extraction), 400,000 tons/year aromatics extraction unit and supporting auxiliary projects and public facilities.