1986 was nominated by the Kuomintang and elected as an "additional legislator". 1989, he and Zhao Shaokang and others formed the "New Kuomintang Connection", flaunted "Purifying Election Style" and "Innovating Participation in Politics", and launched an activity to force out "senior legislators". In May of the following year, the "New Kuomintang Connection" was officially introduced and served as the vice chairman, which is the backbone of the young and middle-aged faction in the Kuomintang. 1992 12 withdrew from the "legislator" election and served as the secretary-general of the "New Kuomintang Connection".

Li Shengfeng is the main founder of the "New Party", in addition to Zhao Shaokang, Yu Muming, Wang Jianxuan, Li Qinghua, Chen Guimiao (from Taiwan Province), Zhou Quan (female) and other "legislators" trained by the Kuomintang. Since Lee Teng-hui's main attack, the policy of rejecting dissidents within the Party and conniving at "Taiwan independence" has resulted in "non-mainstream factions", and the struggle between the two factions within the Kuomintang has intensified. The "non-mainstream faction" has been repeatedly attacked and suppressed in the party.