Sun Fangxin is a professional footballer from CHN and is currently 23 years old. He is on the books of Guangxi Pingguo Beinong Women and wears shirt number 26. His main role on the pitch is Forward. He measures 165cm in height and weighs 58kg.

His latest transfer saw him join Shandong Women from Guangxi Pingguo Beinong Women via Loan on 2026-12-31.

During the CFA Women's Super League 2025 campaign, Sun Fangxin made 20 appearances, scoring 3 goals and adding 0 assists. He averaged 0.2 goals per match from 0 shots, with 0 on target.