February 11th News: Sinopec East China Sales Company has set the butadiene price for Shanghai Petrochemical, Zhenhai Refining & Chemical, and Yangzi Petrochemical at 10,300 yuan/ton, remaining stable compared to the previous trading day. Sinopec North China Sales Company has set the butadiene price for Zhongsha (Tianjin) Petrochemical at 10,300 yuan/ton, remaining stable compared to the previous trading day. Sinopec Central China Sales Company has set the butadiene price for Zhonghan (Wuhan) Petrochemical at 10,300 yuan/ton, remaining stable compared to the previous trading day. Sinopec South China Sales Company's butadiene quotation: Guangzhou Petrochemical, Maoming Petrochemical, and Zhongke Refining & Chemical are set at 10,300 yuan/ton, remaining stable compared to the previous trading day.