[2][3] In November 1982, Tsai competed in the Zhongzheng Cup Fencing Competition (Chinese: 中正杯擊劍錦標賽) held at Fu Jen Catholic University.
[5] In January 1983, he represented Taiwan in the China Cup International Fencing Invitational Tournament (Chinese: 華夏杯國際擊劍邀請賽).
[7][8] 41 male and female fencers from Australia, Hong Kong, South Korea, and Taiwan competed in the tournament, which was held at Taipei First Girls' High School.
[9] Tsai coached Huang Wen-chin (Chinese: 黃文津), a deaf and mute student at the National Taiwan University of Arts, in fencing in 1983.
[18] Tsai was selected to represent Taiwan at the New York International Class A Saber Competition (Chinese: 紐約國際A級軍刀賽) in 1987.