V-Focus is a 2016 Taiwanese television series starring Melvin Sia, Ling Hung, Huang Wei Ting and Yorke Sun. Filming began on September 21, 2016, and is filmed as it airs. The original broadcast began on October 26, 2016, on SET Metro, airing weekdays at 8:00 pm.

Derek Chang or Chang Hsuan-jui is a Taiwanese actor. He is known for his role as Du Zhe-ming in the hit TV series Prince of Wolf (2016). In 2018, He was also nominated for the Best Leading Actor in a TV Series at the 53rd Golden Bell Awards for his performance in My Dear Boy.