Daqing Refining & Chemical Company is the respective districts subsidiary of PetroChina. The main products include gasoline, diesel oil, lubricating base oils, paraffin, polyacrylamide, polypropylene and other petrochemical products. The company is an integrated petrochemical enterprise with oil refining, chemical production and mining services.

The company covers an area of ​​21 square kilometers, and administered two production areas. Currently, they have 1.18 million employees with an average age of 39 years old, and 14.5 billion fixed assets. The company has 39 varieties of 236 brands of petrochemical products, includes gasoline, diesel oil, lubricating oil, paraffin, polyacrylamide, polypropylene and etc.

Binhua Group, founded in 1968 and put into operation in 1970. After fifty years of hard work and innovation breakthroughs, Binhua has become the main highlight integrated chemical enterprise group with complete industrial chain. Main services are covering the salt chemical industry, petrochemicals, fine chemical, thermal, port warehousing, finance and other fields, and the products sale to more than 100 countries and regions.