The water transport is provided by its many rivers and the sea ports such as the Cai Lan port (largest deep water port in North Vietnam is under further expansion to handle cargo of 7–10 million tonnes per year. Another port is the Cu Ong port, which can handle ships of 65,000–70,000 DWT capacity. Other minor ports in the coastline of the province are the Bo, Cau Trang, B12, Mui Chua, Dien Cong, Bach Thai Buoi, Tien Yen and Dan Tien.