On October 28, the price quoted by SUOCHUANG Chemical Co., Ltd. for sodium metabisulfite is 2000 RMB/ton. The specification of sodium metabisulfite includes: usage level: industrial grade; main content (calculated based on Na2S2O5), ω/%, ≥: 96.5. The validity period for this quote is three days. The quoting party is Jinan Jinhao Chemical Co., Ltd.