Question: Ashton Chen played one of  Ip Man's students in a martial arts film directed by who ?

<P0-S0> The Legend Is Born – Ip Man is a 2010 Hong Kong biographical martial arts film based on the early life of the Wing Chun grandmaster Ip Man, directed by Herman Yau and starring Dennis To in the titular role. <P0-S1>  Though not made in collaboration with Wilson Yip's "Ip Man" or "Ip Man 2", "The Legend is Born" features several actors who appeared in Yip's films, including Sammo Hung, Louis Fan, and Chen Zhihui. <P0-S2>  The film also features a special appearance by Ip Chun, the son of Ip Man. <SEP> <P1-S0> Ashton Chen Xiaolong (born 6 January 1988 in Dengfeng, Zhengzhou, Henan), also known by his stage name Shi Xiaolong ("Sik Siu-Lung" in Cantonese), is a Chinese actor and martial artist. <P1-S1>  He is also credited as Xiaolung, Tommy Sik, Shi Xiao-Lung, Shi Xiao-Long, Shi Shao-Long, Shieh Shiao-Long, Xi Xiao-Long, Sik Siu-Loong, and S. L. Sik on some of his films. <P1-S2>  He has been a disciple of Shi Yongxin, the current abbot of Shaolin Temple, since he was two years old. <P1-S3>  Originally named "Chen Xiaolong", Chen was given a dharma name—Shi Xiaolong—by the abbot. <P1-S4>  He was taught martial arts by his father and Shi Yongxin at a young age. <P1-S5>  He gained attention in the entertainment industry after his performance at the International Shaolin Kung Fu Festival in Zhengzhou at the age of four. <P1-S6>  He became a child actor in China and achieved great success in films such as the 1994 martial arts comedy "" (新乌龙院). <P1-S7>  In 2003, he stopped acting and went to study in the United States. <P1-S8>  In 2010, Chen played one of Ip Man's students in the martial arts film "Ip Man 2". <P1-S9>  In 2005, he returned to China and starred as Zhan Zhao in the television series "Young Justice Bao III". <P1-S10>  In 2007, he continued his studies in the United States and graduated from high school in 2008 from the prestigious Performing Children's School (PCS) in New York City. <P1-S11>  He has continued his acting career in China since then. <SEP> <P2-S0> Ip Man is a 2008 Hong Kong biographical martial arts film based on the life of Ip Man, a grandmaster of the martial art Wing Chun and teacher of Bruce Lee. <P2-S1>  The film focuses on events in Ip's life that supposedly took place in the city of Foshan during the Sino-Japanese War. <P2-S2>  The film was directed by Wilson Yip, and stars Donnie Yen as Ip Man, with martial arts choreography by Sammo Hung. <P2-S3>  The supporting cast includes Simon Yam, Lynn Hung, Lam Ka-tung, Xing Yu, Hiroyuki Ikeuchi and Tenma Shibuya. <SEP> <P3-S0>  A sequel to the 2008 film "Ip Man", "Ip Man 2" was directed by Wilson Yip and stars Donnie Yen, who reprises the leading role. <P3-S1> Ip Man 2 (also known as Ip Man 2: Legend of the Grandmaster) is a 2010 Hong Kong biographical martial arts film loosely based on the life of Ip Man, a grandmaster of the martial art Wing Chun. <P3-S2>  Continuing after the events of the earlier film, the sequel centers on Ip's movements in Hong Kong, which is under British colonial rule. <P3-S3>  He attempts to propagate his discipline of Wing Chun, but faces rivalry from other practitioners, including the local master of Hung Ga martial arts.