From Gloucester luk kwok Hk hotel to Hk international airport

From Shenzhen, you need to go across Luohu Border, then you will get into Hong Kong. You can take the East Rail Line to Kowloon Tong and transfer to Kwun Tong Line to Yau Ma Tei, then take Tsuen Wan Line to Admiralty and take Island Line there to Wan Chai. Get out of the metro station from exit A1 or C, you can walk about several minutes to the hotel.
From the hotel, you can walk about 200m to Luard Road, Hennessy Road to take bus E11 to the airport, or walk about 100m to O'Brien Road, Gloucester Road to take bus A11 to the airport. You'd better leave the hotel for the airport at around 6am in order to catch your flight.