He visited Paraguay as a special emissary in April 1984, and traveled to Panama in 1987. He visited the United States four times between 1982 and 1989. In May 1989, he traveled to continental Europe, contributing to friendly relations between the ROC and these countries.
民國七十三年赴巴拉圭為特使，七十六年訪巴拿馬，七十一年至七十八年四度訪美，七十八年五月赴歐洲大陸，對增進邦誼，貢獻頗多。