下面列出的是徐先生有参与的网站:

HMI Blog
Sign up and show your thoughts!
HMIblog.net

GOOGLE PLUS
google.com/+CofaTsui

ABOUT ME
about.me/cofatsui

FACEBOOK
facebook.com/cofatsui

LINKEDIN
http://ca.linkedin.com/pub/cofa-tsui/66/76b/326

COPY.COM
(Get 15GB free storage, plus 5GB bonus from this link)
https://copy.com?r=HEMq3u

下面列出的是徐先生已设有户口的通信媒体:

GOOGLD DRIVE http://drive.google.com
LINE* Line.me
SKYDRIVE http://skydrive.com
SKYPE* (Skype Name: cofatsui) http://www.skype.com
VIBER* http://viber.com
WECHAT* (WeChat ID: cofatsui) http://www.wechat.com
WHATSAPP* http://www.whatsapp.com
YOUTUBE http://www.youtube.com

* 如果通信服务的媒体是需要使用手机和互联网的（例如，通过Wi-Fi等）, 那么请使用徐先生的这个手机号码: +1 604 8089988