Farmer Health Insurance Act Article 10

If the insured person joins in this Insurance once again after having canceled this Insurance before, the originally insured period shall be counted accumulatively.
中文原文 農民健康保險條例第10條
被保險人退保後再參加保險時,其原有保險年資應予併計。

English translation for reference only; the Chinese text prevails. Not legal advice.