Ashutosh Singh defeated Hsin Han Lee 6-3 7-6 in the India F4 round of 16 on hard. The upset overturned the form book — Hsin Han Lee came in leading the head-to-head 1–0. Ashutosh Singh claimed a first win over Hsin Han Lee in two meetings, levelling the head-to-head at 1–1.
Singh A. took it in straight sets.
Hard: Singh A. leads 1–0 · Clay: Han Lee H. leads 1–0
Ashutosh Singh beat Hsin Han Lee 6-3 7-6(5). Umpiry, "Ashutosh Singh vs Hsin Han Lee — India F4 Round of 16", https://umpiry.com/match/2006-12-25/lee-vs-singh-india-f4-r16?utm_source=cite (as of 25 December 2006).