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Students of Harbin Air Service Secondary Vocational School practice their sitting posture in Harbin, Northeast 皇冠体育app'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] |
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World Cup support goes sky-high in 皇冠体育app |