On October 24, Hunan Yinqiao Technology Co., Ltd. provided a quote for sodium metasilicate at 1700 RMB per ton. The specification of sodium metasilicate is: Usage level: Industrial grade; main content (based on Na2S2O5), ω/%, ≥: 96.5. The validity period of this quote is 3 days. The quote provider is Guangzhou Tianyue Chemical Co., Ltd.