People participate in a march marking the International Labor Day in Ankara, Turkey, May 1, 2019. Xinhua/Mustafa Kaya
Int'l Labor Day marked across world
Source：Xinhua| 2019-05-02 10:02:47|Editor: Shi Yinglun
People participate in a march marking the International Labor Day in Ankara, Turkey, May 1, 2019. Xinhua/Mustafa Kaya
