About Lim Jeong-hee
Lim Jeong-hee, also known as J-Lim, is a South Korean singer who debuted in 2005 under JYP Entertainment. One of her notable performances in 2005 was the 5th Pattaya Music Festival in Thailand, which helped promote and expose her to the foreign music industry. She was signed under Big Hit Music in 2012 and left the company in 2015, going on to join her current agency, Oscar ENT. When she was in high school Lim participated in a song contest for teens held by the Seoul government and won the grand prize.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.