March 4th News: On March 4th, Sinopec Zhongke Refining & Petrochemical raised its diethylene glycol (DEG) offer by 450 yuan/ton, with the premium-grade ex-works self-pickup price set at 3,780 yuan/ton. Chempricehub's analysis of diethylene glycol shows a bullish-bearish score of 2. Sinopec Zhongke Refining & Petrochemical's decision to increase the DEG offer by 450 yuan/ton to 3,780 yuan/ton ex-works self-pickup indicates the producer's optimistic outlook on market prospects, likely driven by tightening supply or rising demand. This significant increase (approximately 13.5%) will directly drive up spot prices, benefiting the supply-demand balance in the market.