Yangzi Petrochemical's 100,000 tons/year polybutadiene rubber plant plans to produce 8,300 tons of high-cis polybutadiene rubber in January 2026. PriceSeek analysis of polybutadiene rubber, long-short score: -1. Yangzi Petrochemical plans to produce 8,300 tons of polybutadiene rubber in January 2026, and the increase in supply may put downward pressure on spot prices. Combined with butadiene rubber futures market data (such as the closing price of the main contract 2603 at 12,065 yuan/ton, down 220 yuan for the day), the current price shows a downward trend. This production increase news may strengthen bearish sentiment in the futures market, further depressing futures prices.