On December 5th, Henan Kaijie Water Treatment Co., Ltd.'s quotation for coal-based powder activated carbon is 4800 yuan per ton. The specifications of coal-based powder activated carbon are domestic, iodine value of 700, and it comes from Henan Kaijie Water Treatment Co., Ltd. with the standard set by the enterprise. The price is 700 yuan per ton. This quotation is valid for 7 days. The provider of this quotation is Henan Kaijie Water Treatment Co., Ltd.