Pre-debut During his late teens, Chien entered a lot of local singing competition and was eventually discovered at a contest. In 2005 he signed with Universal Taiwan to form the musical dual StyLe with Lawrence Chen (陳浩偉). He went by the name Samuel during his time with StyLe. The group performed live throughout school campuses in Taiwan before releasing their self titled debut album in 2007. After finding little success with the group Chien decided to serve his mandatory military
conscription and the group officially broke up in 2008 after he competed his military term. After that Chien went on to work odd jobs such as bartending and cafe barista while trying to break back into the entertainment industry. While working at a cafe called Homey’s in Taipei he met Yorke Sun who went on to become one of 4ever's members.
Music In 2011, Chien signed with
Avex Taiwan to form four member
boy band 4ever. The group debuted in 2012 and slowly found recognition when member David Hsu debuted in acting by starring in a supporting role in the critically acclaimed and award winning Taiwanese idol drama
In Time with You. They released their first EP that same year, but however Avex Taiwan terminated their Taiwanese music division in 2013 and the group was left without a record label. Currently the group is not signed to any record label, but is still active as 4ever and continues to perform together.
Acting Chien made his acting debut in
TTV 2013 romance drama
The Pursuit of Happiness in a minor supporting role as the eccentric office homosexual Simon. His acting was well received and the following year he landed the role of second male lead in 2014
SETTV romance comedy
Pleasantly Surprised playing all around nice guy Cheng Hao Wei who is loyally devoted to his love interest since college. The drama also stars his bandmates Yorke Sun and Deyn Li in supporting roles. With the success of
Pleasantly Surprised, Chien gained further recognition and SETTV once again offered him the second male lead role in 2015 romance comedy ''
Murphy's Law of Love'' playing ideal perfect guy Xiang Zi Yan. ==Personal life==