To 10 ports; the busiest crossings are to Sham Chung (30 minutes, about twice a day), Lai Chi Chong (45 minutes, about twice a day), Tap Mun (1 hour 15 minutes, about twice a day), Ko Lau Wan (1 hour 35 minutes, twice a day), Chek Keng (1 hour 50 minutes, twice a day), Wong Shek (2 hours 5 minutes, twice a day), Tung Ping Chau (1 hour 40 minutes, three times a week) and Lai Chi Wo (an hour and a half, twice a week).