This file photo shows a general view of the Ningbo city, in eastern China's Zhejiang province, on a cloudy day in 2011. Authorities in Ningbo ordered a security crackdown on Sunday after thousands of ...
more This file photo shows a general view of the Ningbo city, in eastern China's Zhejiang province, on a cloudy day in 2011. Authorities in Ningbo ordered a security crackdown on Sunday after thousands of locals clashed with police during a protest over the construction of a chemical plant
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