Shanghai Rolex Masters: Yibing Wu vs Michael Zheng

Kalshi — primary rule

If Yibing Wu wins the Wu vs Zheng professional tennis match in the 2026 ATP Shanghai Round Of 128 after a ball has been played, then the market resolves to Yes.

Polymarket — resolution criteria

This market refers to the tennis match between Yibing Wu and Michael Zheng in the Shanghai Rolex Masters, originally scheduled for October 7, 2026 at 6:00AM ET. This market will resolve to 'Yibing Wu' if Yibing Wu advances against Michael Zheng. This market will resolve to 'Michael Zheng' if Michael Zheng advances against Yibing Wu. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 21, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.