On October 31, Henan Kaijie Water Treatment Co., Ltd.'s quotation for wood powder activated carbon is 8,300 yuan/ton. The specifications of wood powder activated carbon are: domestic, iodine value 900, Henan Kaijie Water Treatment Co., Ltd., enterprise standard, 900, 14. This quotation is valid for 7 days. Quotation provider: Henan Kaijie Water Treatment Co., Ltd.