ZhenHua Oil is a supplier of crude oil to (the petrochemical industrial chain of) China North Industries Group Corporation. The corporation’s subsidiary, North HuaJin Chemical Industry Group, operates a refinery with a capacity of 8 million tons and covering three main divisions: petrochemicals, chemical fertilizers and road asphalt. It has been listed as one of China’s top 500 enterprises and top 100 petrochemical enterprises for many successive years.