Candidates attend the interview to become an air hostess of China Eastern in Qingdao, East China's Shandong province, March 9, 2015. Over 1,000 candidates, including students and experienced stewardesses have undergone the selection process held in Qingdao, East China's Shandong province. Those who attend the competition have to get through a series of tests, including the preliminary interview, foreign language proficiency and also rigid physical tests. [Photo/CFP]