... Hello my friend,This is Louis Pon from Hangzhou Fuming Refrigeration Co., Ltd, we are China Fuming Group.You will be ... glad to know our company Hangzhou Fuming Refrigeration Co., Ltd is professional refrigerants manfacturer since 2004, own 2 ... now, after the third factory finishes, our company Hangzhou Fuming Refrigeration Co. , Ltd will be the largest fluorine chemical production base in ...