On November 18th, Henan Kaijie Water Treatment Company's quoted price for activated carbon is 4800 yuan/ton. The specifications of the activated carbon are domestic, with an iodine value of 300 and a standard set by Henan Kaijie Water Treatment Co., Ltd. It is based on enterprise standards. The quoted price is valid for 7 days. The quoted provider is Henan Kaijie Water Treatment Co., Ltd.