On December 30, 2025, the Sales Branch of Shanxi Lu'an Chemical Technology Co., Ltd. auctioned 200 tons of polyester-grade ethylene glycol (coal-based) in the morning (bidding time: 10:30–10:40). The delivery address is Shouyang Chemical Plant, with a starting price of 3,360 yuan/ton, including tax and ex-factory, which is 10 yuan/ton higher than the previous trading day.