Puzzle Experiment ( P.E.) is formed by Yeung, Chung, the guitarists, Kuen, the bassist and Pie, the drummer. The vocal of the band was suspended in midair. Til January of 2011, we met Manson and he became the vocal of the band.
On 2/4, Puzzle Experiment made their debut at Sai Wan Ho The Hangout.
In January of 2012, Ma Chin Hei, the bassist, joined and worked at Puzzle Experiment.