diff --git a/en/index.md b/en/index.md
index dc119dc..cce5fa3 100644
--- a/en/index.md
+++ b/en/index.md
@@ -1,7 +1,9 @@
 # English version
 
-## Resources for recycling
+## Resources for recycling and integration
 
-* [The old notes for resorting](old-notes-for-resorting)
+* https://github.com/OpenIPC/wiki/blob/master/en/old-notes-for-resorting.md
 * https://github.com/OpenIPC/camerasrnd
+* https://github.com/OpenIPC/firmware/wiki
+* https://github.com/OpenIPC/openipc.github.io