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Hello, according to the relevant requirements of the Work Plan of the Ministry of Industry and Information Technology for Comprehensive Management of Bad Network Information and Combating Communication Information Fraud (Guan Han [2065438+05] No.339 of the Ministry of Industry and Information Technology) and the Work Plan of the Special Action of the Ministry of Public Security for Combating and Governing New Telecommunication Network Crimes (Gong Zheng [2065438+05] No.3410), it is In order to reduce the probability of communication information fraud, after investigation, it was decided to entrust Beijing, Shanghai, Zhejiang, Henan and Guangdong branches to carry out the pilot work of anti-fraud reminder service, which was officially put into operation on May 16. Other provinces were officially launched in September 19 and 20 16; I hope it helps you.