To ensure that the new bingo sites you are playing are safe, check if it is licensed. Online bingo sites in Singapore are licensed to operate by UKGC, Malta Gaming Authority, and other relevant licensing bodies. It is important to note to check if the site is licensed. You can see the logo of the licensing body at the bottom of the bingo sites.
Moreover, you can read about the licenses of the website at the About Us page of the bingo site. The site you are playing must be licensed and secure. Furthermore, the bingo site must ensure that all its players are gambling responsibly as well. It should also bar any underage bingo players from signing up for an account at the site.