On 2 April 2021 he transferred to second-tier club Wuhan Three Towns.[9] He established himself as a regular within the team and go on to win the division title win and promotion as the club entered the top tier for the first time in their history.[10] The following campaign he won the 2022 Chinese Super League title.[11]
Yen is eligible for Taiwanese citizenship due to his father being a citizen. In 2015, he officially received his citizenship[14] and made his debut in a World Cup Qualification match against Iraq on 9 September 2015 in Tehran. He scored his first international goal against Thailand during the World Cup Qualification match on 12 November in Bangkok.[15] Yen left the national team in September 2016, citing disagreements with coach Toshiaki Imai.[16] However, after Imai left his role in charge of the national team, Yen accepted a call-up from caretaker boss Kazuo Kuroda in May 2017.
Personal life
Yen was born in the city of Puerto del Rosario, Spain, to a Taiwanese father and a Spanish mother.