The picture shows the opening ceremony of the "Shared Destiny-2021" UN peacekeeping field training exercise in Queshan County of Central China's Henan Province on the morning of September 6, 2021. More than 1,000 troops from China, Mongolia, Pakistan and Thailand will participate in the exercise from September 6 to 15, 2021. (eng.chinamil.com.cn/Photo by Wan Quan)
