Google provide us a handy page that show which google services are blocked by GFW in China:

http://www.google.com/prc/report.html

If you are using Google Sync service to sync your calendar to iPhone:

http://www.google.com/mobile/sync/

You may find that only the first calendar will be sync to iPhone. If you want to sync more than one calendar:

1. Visit http://m.google.com/sync?hl=en ,the reason add "hl=en" at the end of the link is that it seems there is bug in the web that it only works in English language. It also didn't work in http://m.google.com.hk

After almost a year, finally receive the payment of AdSense from Google. Although the amount is so small that event cannot cover the cost of the data center, it is amazing that I can earn from Ads especially my website is not that popular.

Google have launched there free Google Sync service, that is a Microsoft activesync service for gmail.

http://www.google.com/mobile/products/sync.html#p=default

However, in the previous version it only supports sync for contacts and calendars, that without email sync. Last week, they upgrade their service to support gmail sync. Since iPhone support push notification on active sync email account. It automatically add push notification support to your gmail.

To use the service, simply setup your gmail account following their instruction: