Shuai Zhang defeated Na Lae Han 6-0 6-4 in the CHN vs KOR round robin on hard.
Zhang S. took it in straight sets.
Zhang S. and Lae Han N. faced 1 of the same opponent in the last 12 months. Zhang S. went 1–0 (100%) against them, Lae Han N. 0–1 (0%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Shuai Zhang beat Na Lae Han 6-0 6-4. Umpiry, "Shuai Zhang vs Na Lae Han — CHN vs KOR Round Robin", https://umpiry.com/match/2019-02-07/han-vs-zhang-chn-vs-kor-rr?utm_source=cite (as of 7 February 2019).