How do I trade Singapore savings bonds on the market? How does it work and what will my yield/profits (are they the same?) be?

Singapore saving bonds is not tradable. You could redeem the bonds any time without any loss to your capital.

Here you go every time they will update the returns each month

There are a lot of good informations on seedly blog, you just need to look for it.

https://blog.seedly.sg/guide-investing-singapor...