Dong Chengyi's father, Er Guang, is a Hong Kong film producer and director. He once worked as a producer in film companies such as Yonghua, Shaw and Guotai. Dong Shengyi's mother is Hong Wei, an actress and voice actor. Hong Wei married an actor and gave birth to four sons and a daughter. Qin Pei, the eldest son, and John Chiang, the second son, are both Hong Kong actors, so Qin Pei and John Chiang are Dong Chengyi's half-brothers. In addition to his parents and brothers, there are more than 20 people in the Dongcheng family engaged in film-related work.

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Dong Chengyi, 1957, born in Hongkong, China on February 28th, is a film director, screenwriter, actor and producer in China.

1977 participated in the first film "A Sir Poisonous Tiger Gun", and became famous for starring in the martial arts film "The Sword of the Third Young Master" in the same year. After that, Shao's martial arts films were the main line of development. 1985 transformed into a director. 1986 directed the first film The Story of Epilepsy.

20 16 directed the film The Sword of the Third Young Master. 20 19 10 12. The producer's film "Crime Scene" was released. In September, 2020, he joined Tencent's video director casting reality show "Actors in Place Season 2" as a program tutor.