• his birth name is Lee Dong Hyuck (이동혁)
• born in Seoul, South Korea on June 6 2000.
• he was born in Seoul but moved to Jeju when he was 7 through to the age of 12.
• a gemini damn stinks (JOKES ONLY pls don't take it seriously)
• he's the main vocalist and lead dancer of the group.
• our sunshine~ no wonder his stage name is "haechan" that means fullsun.
• likes to playing piano, listening to music, annoyed the other member, and messed up with my feelings too (ngl)
• he's a GENIUS. competitive. work smart not hard type of people. has unique voice. his dream was to become a singer and songwriter.
• the first child, has a younger sister and two younger brother.
• mood maker of the group, likes skinship, always bring so much joy whenever he is.
• please PLEASE go listen to his OST titled Good Person it's soothing and relaxing.
• there's a story about his (bend) pinky finger.
• he's also a part of NCT 127's member (as a maknae) and NCT U.

there's so many compilation videos about him, but you can try to know him better by these videos on youtube:

• lee haechan making nct lose their patience
• nct haechan moments you didn't thought you needed
• haechan being a chaotic sun for no reason

also go check his instagram as well~ @haechanahceah