What’s China’s “rebirth”?

Former Europe Minister of Portugal uses the word "rebirth" to descibe China's development in recent decades. What does that mean? Why would he use this word?
Chinese Technology Bridges Global Comuunication
Will LandSpace be China’s SpaceX?
What happens when a town’s coal mines shutdown?
“China will be forced to play a much bigger role”
What’s it like to Ski at an Olympic Venue?
Is US Right About Xinjiang?
“The Belt and Road Initiative is of great importance!”
How Young New Zealanders View China’s Publich Transportation System
How is the New Daxing Airport Using 5G to Help Passengers?
How Did This Team Build the Largest Telescope?