Lin Hsin-ju (Lin Xinru, born 27 January 1976), also known as Ruby Lin, is a Taiwanese actress, television producer, artistic director and pop singer. A popular actress, she has over 60 million followers on Sina Weibo.
Lin made her acting debut in a TV commercial in Taiwan. After playing supporting roles in various TV dramas for 2 years, Lin became an Asian superstar overnight with her breakout role as Xia Ziwei in the mega-hit series My Fair Princess (1998-1999). Since then she has starred in other hit series like The Duke of Mount Deer (2000), Romance in the Rain (2001), Flying Daggers (2003), Boy & Girl (2003), and Affair of Half a Lifetime (2004). Her singing career began with the five-track Heartbeat in 1999. While focusing her career on television, she also acted in films, winning a Huading Award for Sophie's Revenge (2009).
After a period of career stagnation, in 2009 Lin left her management company Huayi Brothers to establish Ruby Lin Studio, and in 2010 enjoyed a resurgence of popularity with ancient dramas Beauty's Rival in Palace and Three Kingdoms. Lin's production debut The Glamorous Imperial Concubine (2011), starring herself, not only topped Chinese TV ratings but also set a record on streaming website Youku with 300 million views in 17 days. Following this success, Lin has continued to produce many dramas and television films that she also starred in. According to Apple Daily, Lin was the third highest-earning Taiwanese drama actress in 2011, and the top-earning in 2012 and 2013.