Carefully Selected Songs, Understand The Uniqueness

Well-chosen 7 classic domestic and international pop music songs with unique chord progressions

Viewing From Pop Music Aspects, Easy To Learn And Use

Complete sum-ups of harmony techniques in pop music applications and convenient to look-up upon compositions and arrangements.

Demonstrate Operation Flows, Clear At A Glance

Step by step demonstrations from easy to complicated chord rearrangements, hands-on learning on harmony techniques.