[en] In order to further understand the current status of capacity building of national nuclear emergency medical rescue units, wehave established an evaluation index system and scoring standards, and evaluated a unit based at the Second Affiliated Hospital of Soochow University. The assessment focuses on 7 first-level indicators, including policies and regulations, organizational structures, contingency plans, command and control, emergency facilities and equipment, emergency response actions, as well astraining and drill. With the status quofound out and problems identified, suggestions have been made on the capacity building and assessment, such as rescue plans, material and equipment allocation and management, training and drill. (authors)