To jam and learn the simple chords for Prudence Liew - Gong Zi Duo Qing chords, practice playing Cm, F, Bb, Gm, Ab, Gm, Fm, Bb, Gb and F in sequence. For best results, commence at 81 BPM and progress to the song's BPM of 162. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: Bb Major.