"Tiewhui" Pechpachaya Luangdechanurak is a musician and actor from Chiang Mai. He has a B.B.A. in sports management from Thammasat University. His father nicknamed him Tiewhui after the character Zhang Fei from "Romance of the Three Kingdoms."

Tiewhui is best known for his appearance on the singing competition The Star Idol. However, it was after his photo was posted to the "TU Sexy Boy" page that he was scouted for and won the boyband competition "La Banda Thailand Season 2" and first entered the entertainment industry.

He was formerly managed by Ultimate Troop (Troop Zanook).