"I think the station is called Si Lom now days"
POI name: ศาลาแดง
POI types: railway-station-subway
OSM data version: 2018-12-13T07:12:02Z
#mapsme

"I could not find the kfc or any kfc sign"
The place has gone or never existed. This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground.
POI name: Kfc
POI types: amenity-fast_food
OSM data version: 2018-10-30T22:25:02Z
#mapsme