Address: No 100 XiangYun Rd, High Tech Development Zone, Yinzhou District, Ningbo 315000, China

Tel: 86-574-27908078

Fax: 86-574-27908090

E-mail: info@hb-optics.com

Mobile Phone: 135 8690 3676

WeChat：Jessehbgx

QQ: 1986672935

SKYPE: hboptics