jeremy chang   張子光         (my personal website) 

   

 PRIVATE EMAIL  :  jeremychang@jeremychang.biz               

 WORK    EMAIL  :  jchang@edmundoptics.cn

 FACEBOOK         : https://www.facebook.com/JeremyTKChang

 RENREN              :  http://www.renren.com/555351274/profile