Add informations in README about #8

README.md

@@ -29,6 +29,11 @@ This hack includes :
 * FTP server activated
 * No more (chinese) voices on startup
 
+Warning about some models that are usable only in China
+=======================================================
+
+If you have some issues to use your camera, even without this firmware, please read this webpage : https://diy.2pmc.net/solved-xiaomi-xiao-yi-ant-home-camera-can-used-china/ (more information about users issues here : https://github.com/fritz-smh/yi-hack/issues/8 )
+
 Installation on the Yi camera
 =============================