Maybe the scammers of the world think Sinkies are gullible and are easily scammed, so they focus many of their operations in Sinkieland. High success rate.
Ah neh bank phonecall/sms scammers, Tiong MLMs, jiuhu tuition centres, NKF and Renci 'charities', megachurch tithes, SLM vision care, renovation contractors, online shopping, ang moh love cheats etc.