He led the Singapore team to victory in several Asian Championships as well as coaching his younger brother, Matthew Yap, to break a total of four world records.

Yap started Powerlifting in 2012 and made his international debut at the end of 2014 winning the Asia & Oceania Championship title.

[2][3][4] He also led the first Singaporean, Farhanna Farid, to achieve a gold medal in an international competition in the Women's Open category.

[5][6] Yap coached his younger brother, Matthew, who later made his debut on the international platform winning his first ever Asian title with 4 gold medals.

Matthew became the Asian Champion and also broke three world records in two categories (squat & total/overall), while Matthias got the silver medal.

[13] Matthias Yap won the Asian Championship with a gold medal in the Total/Overall in the Men's Under 74 kg Sub Junior category.

[12] Yeong Qing Quan won the bronze medal in the total/overall in the Men's Under 93 kg Junior category.