Song Yong-sik
Kang Doo (강두), born Song Yong-sik (송용식), is a South Korean singer and actor, and a former member of the music group, The Jadu.
- Title: Song Yong-sik
- Popularity: 2.009
- Known For: Acting
- Birthday: 1979-02-27
- Place of Birth: South Korea
- Homepage:
- Also Known As: 강두, Kang Du, Kang Doo, 宋勇植