On July 3, China Petrochemical Corporation Zhenhai Refining & Chemical Co., Ltd.'s bid for butadiene is priced at 9200 yuan/ton. The specifications of the butadiene include: grade: premium quality; content,%: ≥ 99.5. The validity period of this offer is three days. The provider of the offer is China Petrochemical Corporation Zhenhai Refining & Chemical Co., Ltd.