you can take bus no. A21 from the airport to Man Ming Lane, Nathan Road, and then walk to your hotel. Then from your hotel, you may walk to Yau Ma tei metro station to take tsuen wan line to central, transfer to bus no. 15 to victoria peak. Then take bus no. 15 back to central, transfer to Tsuen wan line to TSt to visit symphony of lights and Hk museum. On the second day, take tsuen wan line from Yau Ma tei to lai king, transfer to tung chung line to sunny bay to take disneyland resort line. On the third day, take tsuen wan line to admiralty to take bus no. 629 to ocean park.