On November 27th, Henan Kaijie Water Treatment Co., Ltd.'s quotation for coal powder activated carbon is 2400 yuan/ton. The specification of coal powder activated carbon includes domestic products with an iodine value of 300 and the standard set by Henan Kaijie Water Treatment Co., Ltd. at 300 4. This quotation is valid for a period of 7 days. The provider of this quotation is Henan Kaijie Water Treatment Co., Ltd.