The quotation for coal-grade powder activated carbon from Henan Kaijie Water Treatment on November 20th is 7,200 yuan/ton. The specifications of the coal-grade powder activated carbon are: domestic, iodine value 900, provided by Henan Kaijie Water Treatment Co., Ltd., with a standard enterprise price of 900 10. The validity period of this quotation is 7 days. The quoting entity is Henan Kaijie Water Treatment Co., Ltd.