Can you tell me the Visa requirement for official passport holder?

Hi there, I am working in Bangladesh Armed forces and I have a Valid official Passport. I want to visit China for a private tour ( Tourism). What are the Visa requirement for me? Can you please reply in my personal mail? I had been to China in 1995-96 for a duration of six months for a Training.
My likely date of travel to Kunming is 30 Jun 2011 and return from Kunming on 05 Jul 2011.


Sharif
Dhaka
yahoo.co.uk|Sharif3672