October 23, Henan Kaijie Water Treatment Company's quotation for coal-based powder activated carbon is 4800 RMB/ton. The specifications of the coal-based powder activated carbon are: domestic product, iodine value 700, Henan Kaijie Water Treatment Co., Ltd., enterprise standard 700 6. This quotation is valid for 7 days. The quoting party is: Henan Kaijie Water Treatment Co., Ltd.