On November 10, Henan Kaijie Water Treatment Company's quotation for coconut activated carbon is 4800 yuan/ton. The specifications of coconut activated carbon are: domestic product, iodine value 300, Henan Kaijie Water Treatment Co., Ltd., enterprise standard, 300. The validity period of this quotation is 7 days. Quotation provider: Henan Kaijie Water Treatment Co., Ltd.