The 22-year-old becomes PSG's fourth signing of the close season.
"It's incredible to be able to join Paris Saint-Germain, it's one of the biggest clubs in the world, with some of the greatest players in the world," said Lee in a statement. "I can't wait to start this new adventure."
Paris Saint-Germain is pleased to announce the arrival of Lee Kang-In until 2028.
— Paris Saint-Germain (@PSG_English) July 8, 2023
The 22-year-old attacking midfielder becomes the first South Korean player to sign for the club.#WelcomeLeeKangIn 🔴🔵https://t.co/HvcsUtCxz5