[15] Later that year, Tsai criticized the United States for linking its beef imports to the Trade and Investment Framework Agreement discussions.

[18] As the 2014 Taiwan food scandal unfolded, Tsai berated the Ministry of Justice for ineffectiveness in handling related cases.

[20] Throughout his legislative tenure, Tsai has been concerned with the state of Cross-Strait relations,[21] specifically the military threat of China,[22][23][24][25] as well as the PRC's economic and diplomatic influence.

[29][30][31][32][33] Tsai has repeatedly asked the Ma Ying-jeou administration to protest China's military actions in the Taiwan Strait.

[34][35] After Su Tseng-chang became DPP chairman in 2012 and announced a softening of party policy toward China, Tsai chose to support the new stance.