Political Parties Act Article 16

For a resolution of the party congress or representative assembly to be approved, not less than one half (1/2) of the political party’s members, or the representatives thereof, must be in attendance, and of those in attendance not less than one half (1/2) must approve the resolution. However, the following resolutions require approval from at least two-thirds (2/3) of those in attendance:1. Resolutions pertaining to the formulation of or revisions to the party charter2. Resolutions pertaining to political party mergers or dissolutions
中文原文 政黨法第16條
黨員大會或黨員代表大會之決議,應有黨員或黨員代表二分之一以上之出席,出席人數二分之一以上之同意行之。
但下列事項應經出席人數三分之二以上決議:
一、章程之訂定或變更。
二、政黨之合併或解散。

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