On November 25, Henan Kaijie Water Treatment Co., Ltd.'s quote for coal tar pitched activated carbon is 15,000 yuan per ton. The specifications of the coal tar pitched activated carbon are as follows: Kaijie φ4mm, Henan Kaijie Water Treatment Co., Ltd. GB/T7702.7-2008 1000. The validity period of this quote is 3 days. The quote provider is Henan Kaijie Water Treatment Co., Ltd.