Unless you are constantly glued to the Pos Malaysia Facebook, you might have missed the release of the images:
Click to play.
Note: the video became unavailable on Pos Malaysia Facebook page by evening of the same day.
Here is the compilation of the screenshots:
Here are the initial details: https://myfdc.me/2020/10/09/initial-information-on-the-world-post-day-2020-stamp-issue/
Concordant locations are pretty simple…. there are lots of locations with Pos-on-Wheels. It also evokes the memories of the early Travelling Post Offices (TPO), here is a summary of the history of TPOs in Sarawak: https://myfdc.me/2019/11/27/travelling-post-offices-cancellations-of-sarawak/
As to the concordant location of Pos Laju, I think there are plenty of Pos Laju Centres across all states.
There were many questions pertaining to the location of the Pos Automated Machine, it is in MyTown Shopping Centre. Here is the large image: https://www.facebook.com/Budak-Kaunter-101987437986884/photos/pcb.199922238193403/199922161526744/