Resolution criteria on PolyGram: This event is for the upcoming Chinese Super League game, scheduled for Wednesday, May 20, 2026 between Shanghai Shenhua FC and Wuhan San Zhen FC.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| Shanghai Shenhua FC | 47% YES | 53% NO |
| Draw (Shanghai Shenhua FC vs. Wuhan San Zhen FC) | 32% YES | 69% NO |
| Wuhan San Zhen FC | 33% YES | 68% NO |
Shanghai Shenhua and Wuhan San Zhen will contest a Chinese Super League fixture on Wednesday, 20 May 2026. The current order book on Polymarket prices a YES outcome (interpreted as a Shanghai Shenhua victory) at 47%, reflecting near-even odds. This probability has emerged from real-time trading activity and represents the marginal price at which buyers and sellers are currently willing to transact.
Shanghai Shenhua's historical record provides context for evaluating this probability. The club has won the Chinese Super League title four times and typically competes among the league's stronger sides, though performance varies considerably season to season depending on squad composition and managerial stability. Wuhan San Zhen, by contrast, has experienced volatility in recent campaigns, with promotion and competitive standing shifting notably. Head-to-head records between these sides show Shanghai holding a statistical advantage, though individual match outcomes remain contingent on form, injuries, and tactical matchups rather than historical averages alone.
Traders should monitor team news releases and official league communications through the settlement window. Injury announcements, particularly involving key attacking or defensive personnel, typically move prices in prediction markets for football matches. Weather conditions in Shanghai on match day and any late fixture rescheduling by the Chinese Super League would also constitute material information. Recent squad updates and pre-match press conferences, typically released 48–72 hours before kickoff, often contain clues about tactical intent and player availability that inform market repricing.
Shanghai Shenhua Football Club is a Chinese professional football club based in Shanghai, that competes in the Chinese Super League, the top tier of Chinese football. Shanghai Shenhua plays its home matches at the Shanghai Stadium, located within Xuhui District.
Shanghai Zhenhua Heavy Industries Company Limited (ZPMC) is a Chinese state-owned engineering company and the world's largest manufacturer of cranes and large steel structures. In 2015 the company accounted for about 75% of the world-market share for container cranes.
The Shanghai Academy of Social Sciences was founded in 1958 and is China's oldest think tank for the humanities and social sciences. It is the country's second largest such institution, after the Chinese Academy of Social Sciences (CASS) in Beijing. Besides funds from the municipal government of Shanghai, the academy draws financial support from non-governme
Shanghai Sunfun Football Club was a professional football club based in Shanghai, China, that most recently participated in China League Two.
This market settles from the official outcome published at https://www.csl-china.com/. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
The mechanics for trading "Shanghai Shenhua FC vs. Wuhan San Zhen FC" are the same as any other PolyGram sporting event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$10 in lifetime turnover and $2K of resting liquidity puts this market in the below the median by volume for sports contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.csl-china.com/. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 20 May 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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