How old was Kang Ae-dong born?

Is the questioner asking "How old was Kang Ae Dong, the actor who played Jia Baoyu, born?" 1998. According to Sohu Entertainment, Jiang Aidong was born in 1998. Jiang Aidong, Chinese mainland dancer, choreographer and director, graduated from the Beijing Dance Academy of Chinese classical dance department, now Beijing Dance Academy master's degree in the TV drama "Dream of Red Mansions" played the role of Jia Baoyu.