On January 18, Yunnan Huofa Phosphorus Chemical Co., Ltd.'s quotation for yellow phosphorus is 31,000 RMB per ton. The specification of the yellow phosphorus is: grade: premium grade; content in benzene %: ≥99.90%. The validity period of this quotation is 3 days. The quoting entity is Yunnan Huofa Phosphorus Chemical Co., Ltd.