is located in Hekou County, at the southernmost tip of Honghe Hani and Yi Autonomous Prefecture. It is at the meeting of the Naxi River and Honghe River, and abuts Lao Cai Port in Vietnam.

The number of passengers passing through Hekou port in 2002 amounted to 1.358 million persons and 669,700 tons of cargo was handled. Traffic through the port amounted to 18,000 vehicles.