Honor guard of Russia escort national flags of the four participating countries at the opening ceremony of the "Aviadarts 2018". The "Aviadarts 2018" event of the “International Army Games (IAG) 2018” kicked off in central Russia’s Ryazan Region on July 29. Participating pilots from four countries including China, Russia, Belarus and Kazakhstan welcomed each other ahead of the competition and competed in physical-strength event afterwards. (eng.chinamil.com.cn/Photo by Yang Pan)
