- They are both Korean.
- Both are part of the sub-units NCT DREAM.
- Both were SM Rookies.
- Both were part of Mickey Mouse Club.
- Both were born in Seoul, South Korea.
- Haechan was born in 2000 but Jisung was born in 2002.
- Haechan is a Gemini and Jisung is an Aquarius.
- They are in the South Korean boy group NCT.
| To view the HaeSung gallery, click here.
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