During the ROC presidential election in 1990, when Taiwan was still in the period of uncertainty of the early "post Chiang Ching-kuo era," there was an intense power struggle going on at the highest levels of the Kuomintang between the so-called "mainstream" and "non-mainstream" factions.
一九九○年中華民國第八屆總統改選，當時台灣正處於「後蔣經國時期」的混亂階段，國民黨領導階層爆發嚴重的權力鬥爭，形成主流派與非主流派之爭。