What is the best way to travel from HKIA to Rambler Oasis Hotel in Tsing Yi?

Take shuttle bus no.E42 at Airport (GTC) Bus Terminus, get off at Ching Wah Court. Then transfer to bus no.42 to Ching Tao House Cheung Ching Estate. The whole way takes around 55 mins. And the ticket fare is 22 HKD per person. After arriving, walk south around 300 yards to find the hotel.