Hong Kong → Netherlands
Hong Kong plugs
Type GNetherlands plugs
Type C
Type FNo shared plug types. A travel adapter is required.
Compatibility: Adapter Required
Voltage — Hong Kong 220V — Netherlands 230V
Voltage difference is small. Most electronics will work safely.
Device compatibility (phones)
Phones almost always support 100–240V, so yours should work safely. Check your charger label to confirm.
You likely only need a plug adapter (if socket shapes differ). Voltage is close between these countries.