Motorcycle tags : shop=motorcycle

Background info : osm.wiki/Namespace_tag_overview#Vehicle_service_tags

The usual tag is office=government office=government

If still valid, this would be an office=government office=government

Is this SP3 5SN ?

Which parameters for museum and subject ?

"showcasing information about the Solar System, cosmology, and spaceflight" as of https://en.wikipedia.org/wiki/Hong_Kong_Space_Museum

https://taginfo.openstreetmap.org/search?q=spaceflight#values
https://taginfo.openstreetmap.org/search?q=astronomy#values
https://taginfo.openstreetmap.org/search?q=aerospace#values

Probably multiple ? osm.wiki/Semi-colon_value_separator
"space" may be misinterpreted https://taginfo.openstreetmap.org/search?q=space#values
"science" values should correlate with "faculty" https://taginfo.openstreetmap.org/keys/faculty#values

Möglicherweise besser als separate tags
osm.wiki/Tag%3Aamenity%3Dcanteen
amenity=kindergarten
Optional :
osm.wiki/Simple_Indoor_Tagging#Modelling_the_different_indoor_elements

According to the OSM wiki it's a telescope:type=radio : telescope:type=radio

Also see the wikidata link

This architecture school got a very strange architecture (nested buildings)

Where's the headquarter ? The official address given is Co Rd 7, Berthoud, but this entry 10 years old and the building very small for this company way/285164971/history