People attend an annual march for International Labor Day in Los Angeles, the United States, on May 1, 2019. (Xinhua/Zhao Hanrong)
Int'l Labor Day marked across world
Source：Xinhua| 2019-05-02 10:02:47|Editor: Shi Yinglun
People attend an annual march for International Labor Day in Los Angeles, the United States, on May 1, 2019. (Xinhua/Zhao Hanrong)
