On November 29th, Henan Kaijie Water Treatment Co., Ltd.'s quoted price for coal-based powder activated carbon is 7,200 yuan/ton. The specifications of the coal-based powder activated carbon include: domestic product with an iodine value of 900, standardized by Henan Kaijie Water Treatment Co., Ltd., and complies with the company's standards, with a specification of 900 10. This quoted price is valid for 7 days. The quote provider is Henan Kaijie Water Treatment Co., Ltd.