Office:

Room 405,F4,No.39,Xiang Yuan Road,Gong Shu District,

Hangzhou,China,    

Post Code:310011

Tel:+86.13968086893/15958572586

Fax:+86.571.88095310

E-mail:

Sales Consultation:

jack.yuan@yphotonics.com

david.wang@yphotonics.com

Technical Consultation：

tech@yphotonics.com