Wuxi Guosheng Bio-Engineering Co., Ltd. ທີ່ຢູ່ No.35 HuiTai Road, LiangXi District, Wuxi, Jiangsu, ຈີນ ອີເມລ fiona@gsbio.com.cn info@gsbio.cn ໂທລະສັບ +86-0510-81003110