On February 6, Shandong Luxi Chemical's latest ex-factory quotation for caprolactam-grade ammonium sulfate is 1,160 yuan/ton, an increase of 10 yuan/ton from the previous price, with actual transactions subject to negotiation. PriceSeek analysis of ammonium sulfate, long-short rating: +1. Shandong Luxi Chemical's ex-factory quotation for caprolactam-grade ammonium sulfate has been raised from 1,150 yuan/ton to 1,160 yuan/ton, an increase of 10 yuan/ton. This price adjustment reflects increased supplier confidence, likely driven by improved demand or cost support, which is favorable for the spot market. The price increase indicates tight supply or active downstream procurement, and it is expected that spot prices will remain stable with a slight upward trend in the short term, supporting bullish sentiment. The rating is +1 (generally positive), as the moderate increase clearly signals positive market dynamics.