Bedside cot

You can try supermom.com ! Their preorders are pretty cheap for good brands such as lucky baby! https://welovesupermom.com/products/cbm1005a-best-cot-silver-winner-lucky-baby-jewel-convertible-natural

Avoid these brands https://www.businessinsider.sg/singapore-issues-warning-on-11-unsafe-baby-products-including-baby-carriers-cots-and-strollers-sold-online/

Try Carousell .. it’s ok to buy 2nd hand coz most of the ppl selling without using much n good condition ones .. or else check in Lazada or Qoo10, shoppee

Recommend carousell too if you on budget and had people to help deliver. Otherwise, qoo10 or lazada.

Go try out the baby fairs. Sometimes Mothercare has good deals if you’re lucky too.

Taobao! Or if you don't mind preloved, try carrousel or facebook groups.

Q10 i gotta my back in 2015 n still using for no2 i mean even till n0w

Can try baby fairs! Especially good deals if u preorder

I think those from IKEA are reasonably priced too

If you don’t mind 2nd hand cots, try Carousell