Growing up, Yen was deeply influenced by Chinese pop music in the 1990s, and a large amount of his pocket money was used to buy cassettes and CDs.
He is also a fan of anime; his favorite manga are "Saint Seiya" by Masami Kurumanda and "H2" by Mitsuru Adachi, and he loves all kinds of horror video games.
During his studies at the National Chengchi University, he met Hsiao-Wen Ting through participating in the Golden String Award competition, and was further signed as a lyricist.
In planning to fully devote himself to songwriting without any concerns about the future, he volunteered to serve an extra 6 months of military service as a navy receiver and went to the United States for training.
During the period in the States, Yen released his first hit song, “Feng Yi Yang De Nan Zi 風一樣的男子” by Daniel Chan.
Having been in the industry for more than 20 years, Yen has released more than 500 lyrics to date, including Jolin Tsai’s "Agent J 特務J", "The Great Artist 大藝術家", "Lady in Red 紅衣女孩", Amei’s “Fever 發燒", Coco Lee's “Di Jiu Ye 第九夜", Stefanie Sun's "My Desired Happiness 我要的幸福", “Learn 學會", Vivian Hsu's "Hao Yen Lei Huai Yen Lei 好眼淚壞眼淚", Show Luo’s “Lian Ai Da Ren 戀愛達人", Cyndi Wang's “Jie Mao Wan Wan 睫毛彎彎", "Little Star 小星星", "Miss You 想你想你", and Alibaba Group's annual branding song "Ali Zoo 阿里動物園”, etc.
[5] Since 2017, he and director Chun Hong Lee, a two-time Golden Bell Award winner, have become partners, and together created many long and short films, albums, music videos and commercials.
Over the years, Yen has written music video scripts including Yvonne Cheng’s “I Remember 記得", Ailing Tai’s "One More Second 暫時愛著我" and “Out of Darkness Comes Light 暗了，亮了" (we can get married, Rainbow version), Spark’s “Fair Fakeass Tale 格林成人童話”, etc.
He also wrote scripts for commercials and dramas, such as Zhuji Dumplings’ “Ji De, Yao Chi Bao 記得，要吃飽”, PTV's innovative short films “Jue Dui Ling Yu 絕對領域" and “Ren Qiu 人球", and the series “Mom, Don’t Do That!