- Full name: Wong Juk Hei
- Date of Birth: January 25, 1999
- Nationality: Hong Kongese (Hong Kong)
- Blood type: O
- Group: NCT, NCT U, WayV, and Super M
- Agency: SM Entertainment
- Debut: 2018
- Position in the group: Lead rapper
- Family members: Mom, dad, younger brother, Lucas
- Nickname: ‘Fridge guy’, ‘Lulu’, ‘caca’, and ‘sushi’
- Lucas is the first Hong Kongese artist to debut in SM Entertainment
- He does not have a good eye sight
- Luca’s mom is Thai and used to be a hair dresser
