December 29th News On December 29th, Yantai Wanhua conducted a maleic anhydride auction: - Yantai session: auction volume 90 tons, all 90 tons sold at a transaction price of 4,250 yuan/ton. - East China session: auction volume 150 tons, all 150 tons sold at a transaction price of 4,720 yuan/ton. Chempricehub's analysis of maleic anhydride: Bull-Bear Score: 1.5 The maleic anhydride auction results show that the transaction price in the Yantai session was 4,250 yuan/ton, while the East China session reached 4,720 yuan/ton, with all lots sold (90 tons and 150 tons). This indicates strong market demand, particularly in East China, where the higher price highlights regional supply-demand tightness. This will directly boost spot prices for maleic anhydride, as the high transaction prices and zero unsold lots reflect active buyer participation, potentially driving overall market bullish sentiment.