Global Invention Finals: A New Era of Youth Innovations in Zhengzhou
Young innovators in Zhengzhou joined the 2024–2025 Global Invention Finals, showcasing creativity and building a connected future.
Invention
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Ancient Chinese Cooling Secrets: The Bronze Bingjian Invention
Discover how noble innovators during the Warring States period used the bronze bingjian to chill wine – a true ancient precursor to modern refrigeration!