Shenyang Yirenbao Biochemical Product Co., Ltd.
No.7 Road 7 A No.5-1, Shenyang Economics & Technology Development Region
E-mail：yirenbao1998@163.com
Tel：024-25378870   25377411   Fax：25377822

Yirenbao Biochemical Technology (Beijing) Co., Ltd.
Room 508 on 3rd Floor,Sunshine City,No.18 Xinzhong Street,Dongcheng District, Beijing
Tel:010-84473881  84473882  Fax:84473880

Shanghai Yirenbao Sale and Service Co., Ltd.
Room 831, Changfeng Center, No.1088 Yan’an West Road, Changning District, Shanghai
Tel：021-54890128  Fax:021-54890228