You Do Need power plug adapter while traveling from New Caledonia to Hong Kong.

Here is Why You Need An Adapter

The outlet and plug type used in Hong Kong is G and in New Caledonia are C and F. This is how they look like.

In New Caledonia, outlets of type C and F are in use.

Type C

Type F

In Hong Kong, outlets of type G are in use.

Type G

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