Yang Jin Chung defeated Young Ja Choi 7-5 1-6 6-2 in the Shenzhen 10K semi-final on hard. The upset overturned the form book — Young Ja Choi came in leading the head-to-head 1–0. Yang Jin Chung claimed a first win over Young Ja Choi in two meetings, levelling the head-to-head at 1–1.
Chung Y. came through in three sets.
Hard: Chung Y. leads 1–0 · Clay: Ja Choi Y. leads 1–0
Yang Jin Chung beat Young Ja Choi 7-5 1-6 6-2. Umpiry, "Yang Jin Chung vs Young Ja Choi — Shenzhen 10K Semi-final", https://umpiry.com/match/1999-06-07/choi-vs-chung-shenzhen-10k-sf?utm_source=cite (as of 7 June 1999).