Kaohsiung, Aug. 9 (CNA) Three Malaysian nationals and one individual from Hong Kong were recently arrested in Kaohsiung after allegedly entering Taiwan as tourists to work as money mules for scam gangs, the Kaohsiung City Police Department's Zuoying Precinct said Sunday. The precinct said there has recently been an uptick in scam operations recruiting foreign nationals to come to Taiwan and work as money mules. Both suspects were Malaysian nationals, aged 18 and 39, respectively, police said. They later arrested the man at Kaohsiung International Airport with the assistance of the National Immigration Agency and the Aviation Police Bureau. According to the Zuoying Precinct, police found that fraud rings have recently been recruiting foreign nationals to enter Taiwan as short-term tourists and work as money mules.