Jeong is '정' in Chinese Hanzi is '本' (Běn) means "this". Su or Soo, in Romanized alphabet, in Hangul is '수' in Chinese Hanzi is '質' (Zhí) means "quality", "substance" or "nature". Together the name means "Essence" In Hanzi/Chinese it is Běnzhí (TC: 本質/ SC: 本质) In Japanese it is Honshitsu (本質)