Chinas counterintelligence apparatus launched their bounty program on April 15, 2016. The Beijing State Security Bureau (BSSB) published, via the Beijing City Government website, their plea to the citizens to assist in the identification of illegal activities which endanger national security The bounty can go as high as 500,000 Yuan to the private citizen who hits the jackpot and identifies a bona fide spy. China observed the day nationwide with “eye-catching street banners, community publicity events, videos and graphs shared online””]
Source: https://www.csoonline.com/article/3193894/chinas-spy-hunting-tactics.html