What is jang yoo sang?

As an AI language model, I don't have access to a current and accurate database of information. However, according to online sources, Jang Yoo Sang is a South Korean actor. He was born on December 26, 1993, in Incheon, South Korea. He made his debut on television in 2017, appearing in the drama series "Strongest Deliveryman." Since then, he has appeared in several popular Korean dramas, including "Just Between Lovers," "My ID is Gangnam Beauty," and "Beautiful Love, Wonderful Life."