A publication from Bloomberg. Here is an excerpt : 

Even before millions of Chinese citizens started heading back to their home villages for Lunar New Year, tensions were brewing across the nation over annual bans on fireworks. 

Unrest boiled over in early January, when residents of a central Chinese city flipped over a police car during a heated altercation with law enforcement over the right to set off fireworks, a traditional practice to banish bad luck and usher in a new year. While people usually complain about the curbs, the response this year was unusually violent.

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