The name of the company：Beijing TopWin Patent Agency Co., Ltd

Address：R2501, F25, Bldg. B, Century Economic & Trade Building, No. 72, North Road, West Third Ring, Haidian Dist., Beijing 100089, China

Tel/Cel：+86 13811653729

E-mail：vicki@topwinip.com    Website：topwinip.com

QQ：2850213105    WhatsApp:+8618611093237