January 23 News: On January 23, the latest ex-factory quotation for ammonium sulfate from Hualu Hengsheng Chemical Co., Ltd. shows that caprolactam-grade ammonium sulfate bulk material is priced at 1,110 yuan/ton, with stable prices. Power plant-grade ammonium sulfate is priced at 1,025 yuan/ton, an increase of 10 yuan/ton, with actual transaction prices subject to negotiation. Chempricehub analysis of ammonium sulfate, bullish-bearish score: 1. The article indicates that the price of power plant-grade ammonium sulfate has increased by 10 yuan/ton to 1,025 yuan/ton, suggesting tight market supply or improved demand, which provides favorable support for spot prices. The price of caprolactam-grade ammonium sulfate remains stable at 1,110 yuan/ton, indicating a neutral impact. Overall, this news has a positive driving effect on the spot price of ammonium sulfate, but the increase is relatively small, making it a generally favorable event.