Have you heard of Liangzhu? Located in the Yangtze River Delta in east China, the ancient city of Liangzhu stands as powerful evidence of China's 5,000-year-old civilization. Archaeologists have uncovered massive city walls, a sophisticated water management system and exquisite jade ritual objects – all dating back over 5,300 years. These discoveries show that a mature, state-level civilization once flourished here.

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