Hagen Biotechnology Co.,Ltd Phone:0086-731-88395305FAX1:0086-731-88809325 FAX2:0086-731-88707125~8666 ADD:International Enterprise Center,No.188,Middle Huanbao RD, Changsha,Hunan,China. Email:hagen@hagenbio.com湘ICP備09088880號(hào)