On January 15, Qirun Petrochemical quoted petroleum coke at 1,750 yuan/ton, down 100 yuan/ton from the previous trading day, with sulfur content of 4.0. The delayed coking unit has an annual capacity of 1.6 million tons and a daily output of 700 tons. PriceSeek analysis of petroleum coke, long-short score: -1. Qirun Petrochemical's petroleum coke price was lowered by 100 yuan/ton to 1,750 yuan/ton, indicating ample market supply or weak demand, exerting significant downward pressure on spot prices. The relatively large decline reflects inventory pressure on enterprises or weakening downstream demand, and it is expected that spot prices may continue to face pressure in the short term. A score of -1 indicates a generally bearish impact.