On October 31, Zhengzhou Tianrui Jingli Technology Co., Ltd.'s quotation for cryolite is ¥8800/ton. The specification of the cryolite: molecular ratio: high molecular ratio cryolite; brand number: CM-0. The validity period of the quotation is 3 days. Quotation provider: Zhengzhou Tianzhi Ruixin New Material Co., Ltd.