Chiang was born in Yilan during the Qing Dynasty rule. At the age of 10 he began to study with a Confucian scholar. In 1915 he graduated from the Taiwan Medical College, now the National Taiwan UniversityCollege of Medicine. Around 1919 he married Chen Tian. He founded the Taian Hospital. in Daitōtei, a district in modern-day Taipei, and invited fellow intellectuals to the hospital to discuss contemporary affairs. In 1920 he began participating in the movement to found the Taiwan Assembly. In 1921 he helped found the Taiwan Cultural Association. He was imprisoned for four months in 1923 and again in 1925 for his opposition to the Japanese colonial government. During this time, Chen Tian would lecture in his stead, continuing the promotion of his ideas. In total, Chiang was imprisoned twelve times. In 1927, the Taiwan Cultural Association split because of an internal ideological division between rightists and leftists. Chiang went on to help found the Taiwanese People's Party on a platform of unity. The Taiwan People's Party was the first legal party to be founded in Taiwan. Chiang was also involved with the and the. He came under criticism from rightists in the government. When, and others prepared for the formation of the, Chiang expelled them. The Taiwan People's Party contacted the League of Nations several times to protest Japanese issuance of special permits for opium sale as well as the Wushe Incident. The Taiwanese People's Party's political philosophy was the Three Principles of the People, but and others pushed for a revolutionary line. In 1931, the colonial administration forced the dissolution of the party. Chiang died of typhoid that same year, at the age of 40. Writing in the 1970s in the context of the nativist and Tangwai movements, Huang Huang-hsiung described Chiang as Taiwan's Sun Yat-sen. His grave was located in Taipei Public Cemetery No. 6, on Chongde St., near Liuzhangli Station, until October 2015, when his remains were moved to Cherry Blossom Cemetery in Yilan.
Legacy
A freeway tunnel passing under Xueshan to link Taipei with Yilan was opened in 2006. It marked the completion of Taiwan's latest freeway, which was subsequently named the Chiang Wei-shui Freeway in a move that pleased all sides of the political spectrum in Taiwan. Chiang was featured on a commemorative 10 New Taiwan Dollar coin in 2010.