People welcome the 30th fleet of Chinese navy escort at Sihanoukville Autonomous Port, Cambodia, Jan. 9, 2019. The 30th Chinese naval escorting fleet, composed of missile frigates "Wuhu" and "Handan", and supply ship "Dongpinghu", arrived Wednesday at the Sihanoukville Autonomous Port for a four-day friendly visit to Cambodia. (Xinhua/Mao Pengfei)