On November 8th, Henan Kaijie Water Treatment Co., Ltd.'s quotation for coal-based powdered activated carbon is 7200 yuan/ton. The specifications of the coal-based powdered activated carbon are: domestic product, iodine value 900, Henan Kaijie Water Treatment Co., Ltd., enterprise standard, 900, 10. This quotation is valid for 7 days. The quoting party is Henan Kaijie Water Treatment Co., Ltd.