On January 15, the 400,000-ton/year phenol-ketone unit of Gaohua Materials operated normally, with major contracts being fulfilled and inventory remaining low. The acetone price was set at 4,450 yuan/ton, with cash-on-delivery and self-pickup terms. PriceSeek's analysis of acetone gave a long-short rating of 1.5. The article indicates that the normal operation of Gaohua Materials' 400,000-ton/year phenol-ketone unit ensures stable acetone supply. Meanwhile, low inventory levels suggest strong demand, which may drive spot prices upward. The current price of 4,450 yuan/ton, under cash-on-delivery and self-pickup terms, coupled with low inventory, reinforces market expectations of a price increase, benefiting spot prices.