Mobil Oil Company in California is the fifth largest oil company in the United States. Its predecessor was the Pacific Coast Oil Company established in San Francisco, California on 1879. 1900, Rockefeller Financial Group acquired the company and changed its name to Mobil Corporation (California), becoming a member of Mobil Oil Service Company in New Jersey. 19 1 1 year, Mobil Oil Company was dissolved and became an independent oil company under the control of Rockefeller Financial Group. 1926, the company merged with Pacific Oil Company and changed to Mobil Oil Company of California, hereinafter referred to as Sogal Company, with the trademark Chevron. The company was controlled by Rockefeller Financial Group until the mid-1960s, and later it was jointly controlled by two consortia due to the infiltration of the California consortium. The initial production activities of the company are concentrated on the west coast of the United States, and the oil output 19 19 ranks first among American oil companies. Later, in order to expand the sales network, expansion and merger activities were stepped up. 1947 bought the sales network of Singnall Oil and Gas Company, and 196 1 annexed Kaufman Fuel Company and entered the oil sales market in the northeast of the United States. In the same year, Mobil Oil Company (Kentucky) was acquired in June+10, 5438, which expanded its influence to the southeast. 1In March 1984, the company acquired Gulf Oil Company, the largest industrial company in the United States, for 1 1 for $3.4 billion, and its sales and assets increased substantially. The company developed at home and expanded abroad, and entered Bahrain and Saudi Arabia as early as 1930s. At present, the company has established companies and subsidiaries in more than 90 countries and regions around the world. 1983 The company's assets were $24 billion/kloc-0 billion, with 40,000 employees and sales of $273.4 billion. It ranks ninth among big industrial companies in the United States and eleventh among industrial companies in the capitalist world. Headquartered in San Francisco.