China cracks down on wi-fi in public spaces

China has ordered public spaces offering wi-fi web access to install costly software to enable police to identify people using the service, state media said Thursday.

A cheaper method to recycle activated carbon

A research group led by Prof. Lu Zhiyi at the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences has proposed a facile and cost-effective strategy to regenerate powdered activated ...

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