Based on geographical advantages, the company makes full use of the advantages of Dongying Port Chemical Terminal and Petroleum Refining and Chemical Park. Raw materials are purchased through seaborne LPG ships and surrounding refineries, and it has established procurement cooperation relationships with petroleum countries such as South Korea, Japan, the Middle East, and the United States. It has established marketing relationships with some chemical companies in the province, as well as refining and chemical companies in Hebei, Jiangsu, and Northeast China, to enrich the company's customer base and improve market competitiveness.