Under the direction of Dr. K. Nakanishi, he conducted tests on snails and related creatures. After returning to Taiwan, he continued his studies on the anti-bacterial and anti-cancer properties of 154 varieties of seaweed.
返國後，繼續在國科會的資助下，兩年之間，對一百五十四種海藻做抗菌及抗癌研究，都得到進一步的發現。