Shandong plant underwent shutdown maintenance during the week. According to statistics, as of December 31, the average capacity utilization rate of the domestic acrylonitrile industry was 78.33%, down 1.95% from the previous cycle. The weekly production was approximately 89,300 tons, a decrease of 2,200 tons compared to the previous cycle. PriceSeek analysis of acrylonitrile, with a bullish-bearish score: The shutdown maintenance at the Shandong plant during the week led to a 1.95% decrease in the domestic acrylonitrile capacity utilization rate to 78.33%, and a reduction in weekly production by 2,200 tons to 89,300 tons. The decrease in supply indicates tight market availability, which is favorable for spot prices, and a short-term price increase is anticipated.