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SHANGHAI, CHINA - JULY 22: Marcel Schmelzer of Borussia Dortmund challenges Antonio Valencia of manchester United during the International Champions Cup China match at Shanghai Stadium during Borussia Dortmund's Summer Asia Tour 2016 on July 22 2016 in Shanghai, China. (Photo by Alexandre Simoes/Borussia Dortmund/Getty Images)

SHANGHAI, CHINA - JULY 22:  Marcel Schmelzer of Borussia Dortmund challenges Antonio Valencia of manchester United during the International Champions Cup China match at Shanghai Stadium during Borussia Dortmund's Summer Asia Tour 2016 on July 22 2016 in Shanghai, China.  (Photo by Alexandre Simoes/Borussia Dortmund/Getty Images)