Dear Sir, i want to visit guangzhou expo. in 22 feb.2012 for 7 days please advise required papers?

The required papers are:
1. Actual passport of more than six months validity with a blank visa page.

2. One completely-filled application form (The People's Republic of China Visa Application Form) with one recent passport size photo.

3. Bank account statement of applicants (more than 6,000 US Dollars);

4. An official invitation from related Chinese government departments or companies / organizations authorized by Chinese Ministry of Foreign Affairs to issue visa is required. Besides the invitation letter from the Canton Fair, the invitation letter from Guangzhou Foreign Affairs Office is also required.