Jeong Hun-seol, better known as 24, is a Korean music producer for The Black Label, co-founded by frequent collaborator Teddy Park as a subsidiary under YG Entertainment. He actively participates in the creative process of various songs with many fellow-label artists. Most notably, he produces sonically unique sounds and helps to write lyrics which resonate with international listeners for BLACKPINK. Other artists he has either worked with or continues to do so are BIGBANG, SUNMI and Vince to name a few.