Students aim sky high in Harbin(1/8)

Students of Harbin Air Service Secondary Vocational School practice their sitting posture in Harbin, Northeast China's Heilongjiang province, Oct 23, 2014. Etiquette and security training is compulsory for the 7,000 students in the school who must pass a 520-hour training regimen to apply for a job in an air company. [Photo/Xinhua]