On December 1, China Petrochemical Corporation Hubei Wuhan Petroleum Company's quotation for butadiene is RMB 7100 per ton. The specifications of butadiene are as follows: grade: premium quality; content, %: ≥ 99.5. This quotation is valid for 3 days. The provider of the quotation is China Petrochemical Corporation Hubei Wuhan Petroleum Company.