Yan Chong Chen defeated Shuai Zhang 6-3 6-3 in the Changwon 25K final on hard. The upset overturned the form book — Shuai Zhang came in leading the head-to-head 2–0. Yan Chong Chen claimed a first win over Shuai Zhang in three meetings, narrowing the head-to-head to 2–1.
Chong Chen Y. took it in straight sets.
Yan Chong Chen beat Shuai Zhang 6-3 6-3. Umpiry, "Yan Chong Chen vs Shuai Zhang — Changwon 25K Final", https://umpiry.com/match/2006-06-19/chen-vs-zhang-changwon-25k-f?utm_source=cite (as of 19 June 2006).