You Do Need power plug adapter while traveling from Turks and Caicos Islands to Hong Kong.

Here is Why You Need An Adapter

The outlet and plug type used in Hong Kong is G and in Turks and Caicos Islands are A and B. This is how they look like.

Turks and Caicos Islands

In Turks and Caicos Islands, outlets of type A and B are in use.

Type A

Type B

Hong Kong

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

Type G