On January 7, Qirun Petrochemical quoted petroleum coke at 1,750 yuan/ton, an increase of 20 yuan/ton compared to the previous trading day. The sulfur content is 4.0, with a delayed coking unit capacity of 1.6 million tons/year and a daily production of 700 tons. PriceSeek analysis of petroleum coke, with a long-short rating: 1. Qirun Petrochemical's petroleum coke price increased by 20 yuan/ton to 1,750 yuan/ton, a rise of approximately 1.14%, indicating tight supply or increased demand in the spot market. The daily production of 700 tons shows stable operation but does not alleviate price pressure. This increase generally supports spot prices, as the rise is significant but not at a major level, possibly supported by quality factors such as sulfur content of 4.0. It is expected that short-term spot prices will maintain an upward trend.