To learn 張蓉蓉 - (ZHANG RONG RONG, JIAN QIANG) 堅強 chords, your practice should emphasize these chord progressions: B, F#, B, F#, C#, F#, B and C#. I suggest starting at a calm pace of 55 BPM, and as you gain confidence, approach the song's BPM of 110. To match your vocal range and chord inclination, adjust the capo in line with the key: F# Major.