China Open: Qinwen Zheng vs Mirra Andreeva

Decided by

The market resolves to the player who advances: Qinwen Zheng or Mirra Andreeva.§2

Canceled or no winner

If the match is canceled, ends in a tie, or no winner by October 25, 2026, 11:59 PM ET, the market resolves to 50-50.§4

Retirement or default

If the match begins but is not completed and one player advances by retirement, default, or disqualification, the market resolves to that player.§5

Walkover

If the match ends in a walkover, with a player withdrawing before the start, the market resolves to 50-50.§6

Counted

Which player advances in the match between Qinwen Zheng and Mirra Andreeva.§2

Source

Official information from the WTA Tour, with a consensus of credible reporting also allowed.§7

Closes

Oct 18, 2026 · 11:30 UTC

Restated in plain words from the rules text. Each § opens the sentence it comes from; the rules text governs.

Chance of Qinwen Zheng

Shares = Qinwen Zheng minus Mirra Andreeva for each trader. Record counts every settled bet, including losses never cashed in. Polymarket's own contracts are left out.