Two Henan residents have filed a lawsuit against the Shenzhen Public Security Bureau, one of whose police stations put up a banner suggesting many Henan people are involved in crime.

The banner offered a reward to anyone who could help police break up a "Henan racketeering gang," even though officers had no particular evidence against people from the province.

This is the first discrimination case of its kind in the country, according to Gao Xiaoming, a judge with the People's Court at Zhengzhou High and New Technology Development Zone in Henan.

Ren Chengyu and Li Dongzhao, two legal ...

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