Things start tomorrow, so a schedule is probably useful.
Men's tournament
7 August
17.00 CST
Group A, Shanghai: Australia v Serbia
Group B, Tianjin: Japan v United States
Group C, Shenyang: Brazil v Belgium
Group D, Qinhuangdao: Honduras v Italy
19.45 CST
Group A, Shanghai: Ivory Coast v Argentina
Group B, Tianjin: Netherlands v Nigeria
Group C, Shenyang: China v New Zealand
Group D, Qinhuangdao: South Korea v Cameroon
10 August
17.00 CST
Group A, Shanghai: Argentina v Australia
Group B, Tianjin: Nigeria v Japan
Group C, Shenyang: New Zealand v Brazil
Group D, Qinhuangdao: Cameroon v Honduras
19.45 CST
Group A, Shanghai: Serbia v Ivory Coast
Group B, Tianjin: United States v Netherlands
Group C, Shenyang: Belgium v China
Group D, Qinhuangdao: Italy v South Korea
13 August
17.00 CST
Group B, Shenyang: Netherlands v Japan
Group B, Beijing: Nigeria v United States
Group D, Shanghai: South Korea v Honduras
Group D, Tianjin: Cameroon v Italy
19.45 CST
Group A, Beijing: Argentina v Serbia
Group A, Tianjin: Ivory Coast v Australia
Group C, Qinhuangdao: China v Brazil
Group C, Shanghai: New Zealand v Belgium
Knock-out stage
16 August - quarter-finals
18.00 CST
Shenyang: Winner Group C v Runner-up Group D
Beijing: Winner Group D v Runner-up Group C
21.00 CST
Shanghai: Winner Group A v Runner-up Group B
Qinhuangdao: Winner Group B v Runner-up Group D
19 August - semi-finals
18.00 CST, Shanghai: Winner Beijing v Winner Qinhuangdao
21.00 CST, Beijing: Winner Shenyang v Winner Shanghai
22 August, 19.00 CST, Shanghai: third-place play-off
23 August, 12.00 CST, Beijing: final
Women's tournament
6 August
17.00 CST
Group A, Tianjin: Argentina v Canada
Group B, Shenyang: Germany v Brazil
Group C, Qinhuangdao: Japan v New Zealand
19.45 CST
Group A, Tianjin: Argentina v Canada
Group B, Shenyang: North Korea v Nigeria
Group C, Qinhuangdao: Norway v United States
9 August
17.00 CST
Group A, Tianjin: Sweden v Argentina
Group B, Shenyang: Nigeria v Germany
Group C, Qinhuangdao: United States v Japan
19.45 CST
Group A, Tianjin: Canada v China
Group B, Shenyang: Brazil v North Korea
Group C, Qinhuangdao: New Zealand v Norway
12 August
17.00 CST
Group B, Tianjin: North Korea v Germany
Group B, Beijing: Nigeria v Brazil
19.45 CST
Group A, Qinhuangdao: China v Argentina
Group A, Beijing: Sweden v Canada
Group C, Shanghai: Norway v Japan
Group C, Shenyang: United States v New Zealand
Knock-out stage
15 August - quarter-finals
18.00 CST
Shanghai: Winner Group C v Third place Group A (or Third place Group B if A does not qualify)
Tianjin: Winner Group B v Runner-up Group C
21.00 CST
Shenyang: Runner-up Group A v Runner-up Group B
Qinhuangdao: Winner Group A v Third place Group C (or Third place group B if C does not qualify)
18 August
18.00 CST, Shanghai: Winner Tianjin v Winner Shenyang
21.00 CST, Beijing: Winner Shanghai v Winner Qinhuangdao
21 August, 18.00, Beijing: third place play-off
21 August, 21.00, Beijing: final
China time is seven hours ahead of Greenwich, two hours behind Melbourne and Sydney and four hours behind New Zealand.