Shandong Guangtongbao Pharmaceuticals Co., Ltd.
No.3107 Dongjing Road, Economy Development District, Qingzhou City,262500,Shandong,China
Tel:0086 536 3223585 
Fax:0086 536 3235805 
Website:http://www.gtb-pharm.cn/.com
Online shop:https://gtchlorophyll.1688.com
E-mail:gtchlorophyll@163.com