On January 12, the liquid ammonia unit at Hebei Zhengyuan is operating normally. The manufacturer has raised its quotation by 40 yuan today, with the current price at 2,330 yuan per ton. The manufacturer partially sells externally, with daily sales of 300 tons. The manufacturer's liquid ammonia unit has a capacity of 600,000 tons. PriceSeek analysis of liquid ammonia, long-short rating: 1. The article reports that Hebei Zhengyuan has raised its liquid ammonia quotation by 40 yuan to 2,330 yuan per ton, with the unit operating normally, daily sales of 300 tons, and a capacity of 600,000 tons. This indicates tightening market supply and demand, strong demand support, directly benefiting the spot price of liquid ammonia and driving a short-term upward trend. A rating of +1 reflects a generally positive outlook, as the increase is moderate and there are no major supply disruptions, but attention should be paid to subsequent sales changes to confirm sustainability.