visa of documents requirement

Hi, if you want to apply for a business M type for mainland China. You should provide your passport and its photocopy, a filled-out application form, passport-style photo, letter of undertaking from your company, your introduction letter and non-criminal certificate, your company's business license and tax clearance record, an invitation letter from your business partner in China and the invitation letter of duly authorized unit, your bank statement as well as round trip air tickets and hotel reservation. Just for reference.