On February 2, the quotation for industrial-grade sodium metabisulfite (content 96.5%) in the Shanghai market was 2,300 yuan/ton, with a price increase of 50 yuan/ton. The inventory accounted for approximately 20%. PriceSeek's analysis of sodium metabisulfite indicates a long-short score of 1. The article shows that the spot price of sodium metabisulfite has risen by 50 yuan/ton to 2,300 yuan/ton, with inventory accounting for only 20%, indicating tight supply or increased demand, which constitutes a significant bullish influence on the spot price. Low inventory reinforces market bullish sentiment, and it is expected that prices may continue to rise in the short term.