Shanghai police began with a fraud case impersonating customer service and discovered a huge black and gray industrial gang hidden in various parts of China. More than 1000,500 police officers went to more than 380 cities in China, arrested more than 720 criminal suspects.

The gang members mainly assigned tasks through online chat tools, and settled the salaries of employees in the form of red envelopes. Overseas fraud gangs pay core members corresponding remuneration through virtual currency.. Zhongxin Wanghai, 5 May (Reporter Li Shuzheng) This reporter learned from Shanghai police on 25 May that recently, the Shanghai police smashed a huge "traffic drainage" black andgray production gang.