You need to provide following documents for a business visit to China:
1.One completed visa application form with a recently taken passport photo stuck on it;
2.Visa Notification Form issued by an authorized unit in China (Visa notification refers to the form of visa notification issued by the Chinese government departments, companies and social organizations authorized by the Chinese Foreign Ministry. The Chinese company who gives invitation knows how to get this form).
3.One formal introduction letter from the your company to tell identity， the purpose of visit to China, and supposed duration of stay in China.
4.The original and one photocopy of the your ID card. (The original will be returned at the interviews).
5.The original and one photocopy of your certificate of incorporation. (The original will be returned at the interviews).
6.Hotel reservation in China and round-trip ticket between Nigeria and China.
7. Recent bank statement of account.
8.Photocopy of your passport data page and all the Chinese visas.
9.A complete list of the documents the applicant submits.
10. You may required any other documents the Chinese Embassy requires.