visa requirements for indian nationals employed in uae visiting china/hongkong on business purpose

For Business visa to China, following documents he needs to provide:
1. Completed visa application form V2011A and V2011B
2. Original passport, which must be valid for more than 6 months and has more than two blank visa page left, and a passport copy (A-4 size).
3. A copy (A-4 size) of the U.A.E. residence visa
4. A passport-sized photograph.
5. A signed and stamped employment letter from the company which clarifies the applicant's full name, nationality, passport number, position, salary,the purpose of the visit etc. Or a copy of the trade license, if self-employed.
6. An invitation letter from relevant Chinese government, organization or company.
7. A copy of the round air ticket, hotel reservation and personal bank statement, if required by the consular officers.