Post
Hi,
You can find a number of tour packages listed on Tripoto for the destinations that you have mentioned. The packages will have included a tentative itinerary as well, which is customizable as per your preferences. Attaching a few of them below. You can also go through the plethora of articles on Tripoto on these locations. Others' itineraries will help you make your own. Hope this helped!
UpvoteComment
For singapore itinery u can see my bolg post
https://pujabegwani.wordpress.com/2019/12/11/singapore/
UpvoteComment
UpvoteComment
For Singapore you need atleast 5 days Sentosa island
Garden by the Bay Little India Night Safari City Tour Singapore Botanic Garden
UpvoteComment