A New Jersey school is ending its MBA program in China due to evidence of excessive cheating by students. Cheating activities include but not limited to GMAT exam, within program exam cheating. The most serious allegation came where students actually got a hold of the actual GMAT exam questions and answers.
http://www.businessweek.com/bschools/blogs/mba_admissions/archives/2010/07/mba_program_withdraws_from_china_due_to_widespread_plagiarism_other_issues.html