BEIJING, July 1 -- In 1997, when the PLA Hong Kong Garrison entered Hong Kong, they were welcomed by the Hong Kong residents in spite of the pouring rain; in 2017, the aircraft carrier Liaoning arrived in Hong Kong and was open to visitors for the first time; in 2022, the PLA Hong Kong Garrison raised the national flag of China at the Central Military Dock for the first time. As HKSAR is celebrating the 25th anniversary of its return to motherland, let’s take a look back on these historic moments restored by AI.