On December 7th, Henan Kaijie Water Treatment Co., Ltd.'s quotation for wood powder activated carbon is 4300 yuan/ton. The specifications of the wood powder activated carbon are: domestic product, iodine value 600, and it is standardized by Henan Kaijie Water Treatment Co., Ltd. with a specification of 6008. The validity period of this quotation is 7 days. The quoting entity is Henan Kaijie Water Treatment Co., Ltd.