A total of 124 people, including seven Taiwan residents, were arrested in Sichuan province and Cambodia on suspicion of cross-border telecom fraud, the Ministry of Public Security said on Thursday.

According to the ministry, police officers smashed 15 criminal operations, confiscated money, equipment and data.

"Telecom fraud seriously violates people's security, property and rights, and we must resolutely crack down on such crimes," a senior official in the ministry's criminal investigation department said on Thursday. The official asked not to be named.