
nvac, who have more than 60 years of history, made its debut at this expo with an automated waste collection system. Sun Yuhui, vice president of Envac China, said their system uses innovative high-sp
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gh-Tech Expo is China's first large-scale international technology exchange and cooperation event. Already hosting over 27 previous sessions, more than 1,000 foreign delegations from over 100 countrie
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