diff --git a/README.md b/README.md
index a20a386..0e30c92 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,22 @@
 # ranklist
-Merge onsite/online Rank List
+## Introduction
+Merge onsite/online Rank List Based on `judge.ceit.aut.ac.ir` and `daavar.ceit.aut.ac.ir`.
+
+## Nginx
+```
+        location /ranklist {
+                location ~ \.php$ {
+                        fastcgi_pass unix:/run/php/php7.2-fpm.sock;
+                        include snippets/fastcgi-php.conf;
+                        fastcgi_param SCRIPT_FILENAME $request_filename;
+                }
+                try_files $uri $uri/ @nested;
+
+                alias     /home/parham/Documents/Git/parham/ranklist/;
+                index    index.php;
+        }
+
+        location @nested {
+                rewrite /ranklist/(.*)$ /ranklist/index.php?/$1 last;
+        }
+```