Lukoil, a Russian company, is one of the world's largest vertically integrated oil and gas companies. The company's main business is the exploration and development of oil and gas, as well as the production and sales of petroleum and petrochemical products. The main business activities of the company in the field of exploration and exploitation are located in Russia, with West Siberia being the company's basic oil and gas base. The company's products mainly rely on international sales, and Luke's petroleum product markets are Russia, Eastern Europe, CIS countries, and the United States.