To 9 ports; the busiest crossings are to Zhuhai (Xiangzhou) (50 minutes, five times a day), Dong'ao Island (15 minutes, about three times a day), Zhuhai (45 minutes, three times a day), Hengqin (50 minutes, twice a day), Zhongshan (an hour, twice a day), Shenzhen (Shekou) (50 minutes, 12 times a week), Wailingding Island (50 minutes, every day) and Humen (1 hour 50 minutes, every day).