Chinese J-10 fighter jets await approvals to take off during a joint training exercise.The closing ceremony of the joint exercise code-named "Falcon Strike 2019" between the Chinese People's Liberation Army (PLA) Air Force and the Royal Thai Air Force was held at the Udorn Royal Thai Air Force Base (Udorn RTAFB) on August 29, 2019, local time. The three-day exercise was aimed to promote cooperation and exchanges between the two air forces, test combat tactics and methods, promote equipment development, and improve the joint training level of the two sides. (eng.chinamil.com.cn/Photo by Xie Zhongwu and Zhou Yongheng)