To learn Paula Tsui - (Dian Shi Ju 「 Shuang Cheng Ji 」 Zhu Ti Qu) Shuang Cheng Ji chords, anchor your practice on these foundational sequence of chords - Bb, C, F, Dm and Bb. Start with a comfortable 41 BPM and as you become proficient, aim for the song's BPM of 82. Adjust the capo based on your vocal range and chord preference, keeping the song's key of C Major in mind.