20 10 IAAF world half marathon championship was held in Nanning on 10 and 16. The name of the mascot is the calf "Niu Ge" (below).

Example 1: The running mode based on cattle and the distinctive clothing of Zhuang nationality imply that they have rich cultural heritage of Zhuang nationality in Guangxi, and at the same time, they also reflect the characteristics of cattle-"endurance", which is consistent with the characteristics of marathon. Example 2: The mascot not only fully embodies the characteristics and historical and cultural heritage of Nanning, but also shows that Nanning welcomes this sports event with a positive, energetic and open attitude. (Just answer one of them correctly)

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