A vehicle-mounted self-propelled rocket launcher system attached to an artillery contingent with a combined brigade under the PLA 76th Group Army fires 122mm rockets at mock targets during the live-fire training at the altitude of 4,000 meters on Sept. 16, 2019.

An attack helicopter loading with ammunition attached to an aviation brigade under the PLA Xinjiang Military Command prepares to lift off from the parking apron during a live-fire flight training exercise over the northern foot area of the Tianshan Mountains on September 11, 2019.

A J-10 fighter jet attached to an aviation brigade of the air force under the PLA Southern Theater Command taxis down the runway after completing a live-fire training exercise on September 12, 2019.

Wheeled anti-tank missile launchers attached to an army regiment under the PLA Xinjiang Military Command release anti tank missiles at mock targets while advancing during a live-fire training exercise on September 11, 2019.

Fighter jets attached to an aviation brigade of the air force under the PLA Southern Theater Command take off successively after taxing out of their aircraft shelters at night during a recent real combat flight training exercise.

Fighter jets attached to an aviation brigade of the air force under the PLA Southern Theater Command taxi in close formation known as an Elephant Walk prior to a live-fire flight training exercise on September 6, 2019.

Main battle tanks attached to a tank battalion of a combined brigade under the PLA 76th Group Army are en route to a designated training range during a strategic convoy maneuver in plateau area from September 10 to 12, 2019.

A fighter jet attached to an aviation regiment of the PLA Air Force prepares to taxi out for takeoff during a recent night flight training exercise.

A transport helicopter attached to an army aviation brigade under the PLA Xinjiang Military Command flies over snow-covered mountainous area at the average altitude of 4,000 meters during a flight training exercise on August 30, 2019.

A J-10 fighter jet attached to an aviation brigade of the air force under the PLA Southern Theater Command soars over the sky during a live-fire flight training exercise on September 6, 2019.

Marines in a ZBD-05 amphibious infantry fighting vehicle fire HJ-73A anti-tank missiles at a training range during an assault training mission on August 27, 2019. They are assigned to a brigade under the PLA Navy's Marine Corps.

An airman assigned to an aviation brigade of the air force under the PLA Northern Theater Command performs maintenance on a J-10 fighter jet prior to a recent round-the-clock flight training task.

A J-10 fighter jet attached to an aviation brigade of the air force under the PLA Northern Theater Command flies through the valley during a recent aerial combat sortie.

Amphibious armored vehicles attached to a brigade of the PLA Navy Marine Corps make their way to the beach-head during a maritime amphibious assault training in the west of south China's Guangdong Province on August 17, 2019.

Well-armed soldiers assigned to a border defense regiment under the PLA Xizang Military Command perform a patrol duty mission at the altitude of 4,500 meters in southwest China's Xizang Autonomous Region on August 30, 2019.

Fighter jets fly in tactical formation during a joint training exercise. The closing ceremony of the joint exercise code-named "Falcon Strike 2019" between the Chinese PLA Air Force and the Royal Thai Air Force was held at the Udorn RTAFB on August 29, 2019, local time.

Two satellites for technological experiments were sent into space by a Kuaizhou-1A, or KZ-1A, carrier rocket from the Jiuquan Satellite Launch Center in northwest China on Saturday.

A national flag-raising ceremony is held at the Shek Kong barracks of the Hong Kong Garrison of the Chinese People's Liberation Army (PLA) in Hongkong, south China, Aug. 30, 2019.

Fighter jets attached to an aviation brigade of the air force under the PLA Southern Theater Command soar over the sky in tactical formation during a coordinated flight training exercise on August 29, 2019.

Armored vehicles attached to an artillery regiment under the PLA Xinjiang Military Command rumble in tactical formation as they are en route to a designated training field on August 28, 2019.