How did China manage to become a world superpower again?

Looking back at history, China enjoyed a long period of economic and technological domination. It went into serious decline with the opium wars, but this was the result of a decline that began in the middle of the 18th century.


Today, it is once again a colossus. Very few countries have managed to become giants again after declining. I can't think of a single example.
How did China manage to become a world superpower again?
How did China manage to become a world superpower again?
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