Shenzhen BEST Imports and Exports Co., Ltd. is an integrated production, trade companies, is the Dongguan Sihai Fuel Co., Limited (CNPC Hongcheng) in the business department of Shenzhen, the Dongguan Sihai Fuel Co., Limited (CNPC Hongcheng) have 300 acres of large-scale oil depot can store about 50,000 tons of various oil products. Our company major domestic oil companies to provide quality services。