[待更新] Shandong IRO Polymer Chemical Co. ltd. is a high-tech company that is engaged in research, manufacture and sale of Diallyl Dimethyl Ammonium Chloride(DADMAC) and its homopolymers/copolymers since 2004.thyl Ammonium Chloride(DADMAC) and its homopolymers/copolymers since 2004.With advanced technology ...