On January 8, Dongying Hualian Petrochemical Co., Ltd. raised the latest propylene quotation, with the ex-factory self-pickup price increasing by 40 yuan/ton to 5,783 yuan/ton. The 120,000-ton/year propylene plant is operating smoothly. PriceSeek analysis of propylene, long-short score: 1.5. The spot price of propylene increased by 40 yuan/ton to 5,783 yuan/ton, indicating tight market supply and demand and robust demand growth. The stable operation of the plant reinforces supply stability, but the upward momentum in prices remains strong. For the futures market, near-term contract prices may follow the spot price increase, benefiting long positions. Investors can focus on short-term buying opportunities.