ATA Schedules Fiscal 2014 Fourth Quarter and Year-End Financial Results Release for May 29, 2014, Conference Call on May 30, 2014, at 8 a.m. ET BEIJING, CHINA--(Marketwired - May 20, 2014) - ATA Inc. ("ATA" or the "Company") (NASDAQ: ATAI), a leading provider of advanced testing technologies and testing-related services in China, today...