Chinese President Xi Jinping (R, front), also general secretary of the Communist Party of China (CPC) Central Committee and chairman of the CMC, meets with senior officers of the 71st Group Army of the PLA in Xuzhou, east China's Jiangsu Province, Dec. 13, 2017.
The Chinese PLA Navy's hospital ship Peace Ark enters the Dili port of Timor-Leste on Dec 14, 2017.
An armored regiment under the PLA Xinjiang Military Command stages a long-distance maneuver drill in the depth of the Tianshan Mountain in China's Xinjiang Uygur Autonomous Region on December 6, 2017.
Multi-type attack helicopters attached to an army aviation brigade of the PLA 73rd Group Army lift off from a military airfield for a coordinated flight training exercise on December 13, 2017.
A military truck convoy carrying weapons and equipment is en route to the designated area during a recent long-distance maneuver exercise in mountainous high plateau area in southwest China's Xizang Autonomous Region.
Photo taken on Dec. 13, 2017 shows the scene of state memorial ceremony for China's National Memorial Day for Nanjing Massacre Victims at the memorial hall for the massacre victims in Nanjing, east China's Jiangsu Province, Dec. 13, 2017.
Aircraft of Chinese air force take part in a regular patrol exercise on Dec. 11, 2017. A Chinese air force formation conducted a regular patrol exercise that passed the Bashi Channel and Miyako Strait on Monday, an air force spokesperson confirmed Tuesday.
A J-10B fighter jet attached to an aviation brigade of the air force under the PLA Northern Theater Command arrives to receive fuel from a multi-point system of an HU-6 aerial refueling tanker during a midair refueling training exercise on December 9, 2017.
A paratrooper assigned to an airborne brigade under the PLA Air Force gets pulled by his parachute after landing at a drop zone during a parachute training exercise in central China's Hubei Province on December 8, 2017.
Participating soldiers learn to use Chinese weapons and equipment prior to the second day's joint training of the "Cooperation-2017" joint anti-terrorism training between the Chinese People's APF and Russian Federation National Guard on December 4, 2017.