On September 30, Henan Saiteng Environmental Protection Technology Co., Ltd. provided a quote for phosphoric acid at 6,400 yuan/ton. The specifications of the phosphoric acid are: Usage level: Industrial grade; Grade: Premium quality; Content of Phosphoric Acid (H3PO4) is 85%. The validity period of this quote is one day. The quoted provider is: Ate (Zhejiang) Supply Chain Management Co., Ltd.