The hotel is close to Tsuen Wan West MTR Station. Fir the first 1/2 day, you can take MTR to Tsim Sha Tsui East (9HKD). Then walk around to Avnue of Stars, shopping centers around Tsim Sha Tsui. Temple Street in Yau Ma Tei is close to this area too. You can take the star ferry to Central too. Got to Victoria Peak to have a good view of the city. You can catch up the light show at 8pm on the Victoria Harbor or on the Avnue of Stars.
To Disneyland: Tsuen Wan West - Nam Cheong - Sunny Bay - Disneyland by MTR, cost： 20.5HKD
For last day shopping, you can get to Tung Chung first in the morning. The CityGate Outlets in just there conencted with the Tung Chung MTR Station. After shopping, you can take bus S1 to the airport directly, 3.5HKD. Well, the MTR fare to Tung Chung is 17HKD.
Take MTR to Tsim Sha Tsui East Station and walk through the passageway connected with TST Station. Change to Tsuen Wan Line to Admiralty. Get out from Exit B for bus 629. The MTR fare is 17.5HKD. Bus 629 depart every 8-12 minutes daily. Bus fare is 10.6HKD.