Update README.md

Author: aidlearning

README.md

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 It has a unique cpu+gpu acceleration technology, that brings a significant boost on performance of deep-learning algorithm by the built-in tflite_gpu module. At the same time, AidLearning also provides developers with popular development tools, such as VSCode and Jupiter Notebook.
 
 <img src="http://www.aidlearning.net/showdoc/server/index.php?s=/api/attachment/visitFile/sign/4a72d62cec051582170e99b3584da67c&showdoc=.jpg" height="500" />
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+<img src="http://www.aidlearning.net/showdoc/server/index.php?s=/api/attachment/visitFile/sign/846b7bfbf009ef144372943dc251c848&showdoc=.jpg" height="500" />
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 ## Usage
 The lastest version of release is in the link below (About 20MB):