hk lantau island to oceanpark and wan chai, HK

To travel between by taxi, you should catch the red taxi which has the qualification running in the whole HK island. It is the same for Wan Chai travel. If you wanna have round trip by taxi, you can negotiate with the driver to fix a price.

To Wan Chai, you can also use ferry. Take a bus or taxi to Mui Wo, where you can take a ferry to Central. Then transfer to Island line at Central Station to Wan Chai.