Department of internal medicine, Division of Cardiology and Division of Cardiovascular Surgery, visited the Bai Mei Hospital and the E Hospital in Vietnam from 06/11 to 06/13. In order to cooperate with the government's New Southbound policy, this time, led by Director Shih-Lin Chang, Chiao-Po Hsu, and Chiu-Yang Lee guided the Catheter Ablation surgery and delivered a speech at Bai Mei Hospital. In the future, we will continue the international medical cooperation between the two hospitals.