On January 29, Yatong Petrochemical quoted petroleum coke at 1,750 yuan/ton, down 50 yuan/ton from the previous trading day, with a sulfur content of 4.0. The delayed coking unit has an annual capacity of 1.2 million tons and a daily output of 850 tons. PriceSeek analysis of petroleum coke, with a long-short score: -1. The petroleum coke quotation decreased by 50 yuan/ton to 1,750 yuan/ton compared to the previous trading day, indicating ample market supply or weak demand, exerting significant downward pressure on spot prices. The score is based on the magnitude of the price reduction (approximately 2.86% decline), reflecting general bearish factors, which may be attributed to the stable supply from the unit's capacity (1.2 million tons/year) and daily output of 850 tons.