People watch aerobatics at the AirShow 2017 in Zhengzhou, capital of central China's Henan Province, April 30, 2017. Chinese people are enjoying their three-day holiday which falls on April 29 to May 1. (Xinhua/Zhu Xiang)
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People watch aerobatics at the AirShow 2017 in Zhengzhou, capital of central China's Henan Province, April 30, 2017. Chinese people are enjoying their three-day holiday which falls on April 29 to May 1. (Xinhua/Zhu Xiang)
