Mrs.MARIANA, Applying for a Multiple Entry Visa within 12 months need provide the following documents to Chinese embassy besides your passport, visa application form, passport photo:
1. The original Visa Notice Sheet from an authorized organization in China (prescribing the visa validity, times of entry and stay period);
2. For investment in China, there is a need for the original business license in China attached with the name of the applicant and the corresponding photocopies (the original will be returned to the applicant after check);
3. The applicants who are the managing personnel of the foreign companies which have already had branches in China need to provide the company's visa application letter and the invitation letter from the branches in China.
4. If there are twice or more than twice visit to China with "F" visa before the application, the photocopies of "F" visa and the invitation letter from Chinese companies or enterprises are required.