Abby here,from Shenyang Zijin Copper Co.,Ltd.We are a manufacturer and exporter about copper sulphate,zinc sulphate,copper oxide and other chemical. It will be a great pleasure to receive your inquiries for any of the items against which we will send you our lowest quotations. More information,please welcome to visit us. If you need,please let us know any time.Thanks!Contact:Abby Skype ID:abby.zjcopperTEL:+86-024-31276068 FAX:+86-024-31276069Mobile:15369123149Email:abby.zjchem(at)live.com