diff --git a/Example-Presentations.md b/Example-Presentations.md
index d542aa1..bad2e7b 100644
--- a/Example-Presentations.md
+++ b/Example-Presentations.md
@@ -150,3 +150,4 @@ Feel free to edit this page and add your own presentations below:
 * [SaltStack: Modern Infrastructure Management (German)] (http://hoebel.net/presentations_archive/saltstack/saltstack.html) by [@xenuser](https://github.com/xenuser)
 * [Internet-Marketing-A Case Study on Q-Telecoms Marketing Technique-Greek Language](https://bill-mpakas.github.io/Digital-Marketing-reveal/#/)
 * [Introduction to jsrsasign: free pure JavaScript cryptography library](https://kjur.github.io/jsrsasign/slide_e/) by [@kjur](https://twitter.com/kjur)
+* [Introduction to DigiDoki: On demand phone repair (تعمیر موبایل در محل)](http://digidoki.com/digidoci-intro@/) by [DPQ](http://dpq.co.ir)