Liaocheng Yongxing Environmental Science and Technology Co, Ltd was founded in 2001.It is located in Liaocheng City Shandong Province China. We are a high technological company which is a collection of scientific research, production, sales and service. We are a specialized company of producing polyacrylamide ，flocculant, Polyaluminimum chloride(PAC). We also have the ability of producing PAM with the feature of anion, cation and zwitterio

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