Zhu Jiajun is a 17-year-old professional football player from CHN. He currently plays for Zhejiang Professional FC U15, wearing the number 37 shirt. At the international level, he represents China U15. He plays primarily as a Midfield.

Across 7 appearances in the Chinese U15 League 2025, Zhu Jiajun registered 2 goals and 5 assists, while completing 15 key passes out of 196 total passes with a passing accuracy of 19.4.