You need the following requirementsto apply for the F Business visa:
1. A completed visa application form, which must be signed by the applicant.
2. Original passport, which must be valid for more than 6 months and has more than one blank visa page left, and a passport copy (A-4 size).
3. A copy (A-4 size) of the U.A.E. residence visa, which should be valid for more than 6 months.
4. A photograph as in the passport.
5. A signed and stamped employment/no-objection 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, company or residents.