On November 7th, Henan Kaijie Water Treatment Co., Ltd. offers a quote for coal-based tar pitched activated carbon at 15,000 yuan per ton. The specification of the coal-based tar pitched activated carbon is 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.