Su Jeong Jang defeated Jin A Lee 6-4 6-2 in the Changwon 25K round of 16 on hard. The upset overturned the form book — Jin A Lee came in leading the head-to-head 2–0. Su Jeong Jang claimed a first win over Jin A Lee in three meetings, narrowing the head-to-head to 2–1.
Jang S. took it in straight sets.
Su Jeong Jang beat Jin A Lee 6-4 6-2. Umpiry, "Su Jeong Jang vs Jin A Lee — Changwon 25K Round of 16", https://umpiry.com/match/2011-05-23/jang-vs-lee-changwon-25k-r16?utm_source=cite (as of 23 May 2011).