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README.md

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 A Chinese characters recognition repository based on convolutional recurrent networks. 
 
 <p align='center'>
-<img src='images/wechatgroup.png' title='example' style='max-width:600px'></img>
+<img src='images/wechat.png' title='example' style='max-width:600px'></img>
 </p>
 
 ## Performance