Am traveling to china to for business reasons.Please list for me the requirements for the same.

1. Your kenya passport with over 6 months validity or more than 2 blank pages left
2. fully filled China vis application form with your genuine info. and stuck with a 2X2 inches color photo taken recently
3. Invitation letter from an authorized Chinese Unit or confirmation of invitation
4. covering letter and visa application letter from your company
5. bank certificate with receipt or original passbook, updated within the months