Relationship between Rong Sheng Petrochemical and PetroChina Capital

Partnership. Rong Sheng Petrochemical Co., Ltd. is one of the wholly-owned subsidiaries of China Petrochemical Co., Ltd., and the relationship between them is cooperative. Rongsheng Petrochemical Co., Ltd. is mainly engaged in the production and sales of petrochemical products, and is in a relatively important position in the petrochemical industry. CNPC Capital is a wholly-owned subsidiary of China Petrochemical Co., Ltd., mainly engaged in the design, construction, operation and management of petroleum and chemical engineering.