Zhejiang Lions vs. Shanghai Sharks

Platform comparison

Market context

The Chinese Basketball Association matchup between Zhejiang Lions and Shanghai Sharks takes place on 31 May at 7:35 AM ET. This regular-season contest represents a direct rivalry between two eastern conference competitors. The settlement window extends to 7 June, allowing for fixture postponement without market closure—a material consideration for conditional order logic, since rescheduled games within that window would keep the market active rather than triggering cancellation resolution.

Historical CBA head-to-head records between these franchises show competitive balance, though Shanghai Sharks have maintained a marginal edge in recent seasons. The current 0% implied probability for a Zhejiang Lions victory suggests market participants are pricing in either strong Shanghai form or fixture-specific factors (venue advantage, roster availability, recent performance trends). For programmatic traders, this extreme skew warrants verification against recent league standings, injury reports, and Shanghai's win-loss trajectory in the weeks preceding the match.

Key monitoring points include official CBA fixture confirmations, roster announcements from both clubs, and any schedule adjustments announced through the league's official channels. Shanghai's recent performance in head-to-head matchups and Zhejiang's home-court record should inform conditional entry strategies. The postponement clause creates a technical dependency: traders using automated triggers should account for the possibility that fixture delays could extend market resolution beyond the initial scheduled date, requiring conditional orders that reference the actual completion rather than the nominal 31 May fixture time.

Methodology

We track Zhejiang Lions vs. Shanghai Sharks on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Bot UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on Polymarket Bot UK?

Zero. Polymarket Bot UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.