A worker tests the automated luggage self check-in equipment at Singapore Changi Airport Terminal 4 on July 25, 2017. Media reporters visited Changi Airport's newest terminal, Terminal 4, which is still in the testing phase. (Xinhua/Then Chih Wey)
Singapore Changi Airport' s Terminal 4 undergoes testing
Source: Xinhua| 2017-07-25 17:05:24|Editor: Zhou Xin
KEY WORDS: airport
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