Accordingtomodern physics, our universe is believed to have originated from a big bang, during which an exactly equal amount of matter and anti-matter was produced. However, various of experimental evidences indicate that the current universe is dominated by matter rather than anti-matter. In order to explain the asymmetry, Sakharov proposed thefamous Three Rules in 1967, pointing out that the baryon number (B) violation plays a key role in resolving this puzzle. To this day, extensive research