Update README.md

php-cuong · web-flow · commit 15997789c9ad · 2019-02-09T02:34:29.000+07:00
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 # magento2-lazy-loading-product-images
 How to create lazy loading product images in magento 2
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+# See the video about this tutorial here
+1. Youtube: https://www.youtube.com/watch?v=XVC3Pj2BErg&list=PL98CDCbI3TNvPczWSOnpaMoyxVISLVzYQ
+2. Facebook: https://www.facebook.com/giaphugroupcom/videos/295402894492506/
