Learn the basic chords of George Lam - (Album Version / 1981 Digital Remaster) Ai De Zhong Zi chords, with this master sequence: G#m, B, C#, E, F#, G#m, G#, C#, F# and D#. Start with a comfortable 40 BPM and as you become proficient, aim for the song's BPM of 81. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: F# Major.