diff --git a/.all-contributorsrc b/.all-contributorsrc
index 3fec6727..a625ed92 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -321,6 +321,15 @@
       "contributions": [
         "example"
       ]
+    },
+    {
+      "login": "AbdullahKazi500",
+      "name": "Chanandellar Bong",
+      "avatar_url": "https://avatars.githubusercontent.com/u/75779966?v=4",
+      "profile": "https://github.com/AbdullahKazi500",
+      "contributions": [
+        "example"
+      ]
     }
   ],
   "contributorsPerLine": 6,
diff --git a/README.md b/README.md
index 224e1a67..d4bf0753 100644
--- a/README.md
+++ b/README.md
@@ -299,6 +299,7 @@ TensorCircuit is open source, released under the Apache License, Version 2.0.
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/royess"><img src="https://avatars.githubusercontent.com/u/31059422?v=4?s=100" width="100px;" alt="Rabqubit"/><br /><sub><b>Rabqubit</b></sub></a><br /><a href="#example-royess" title="Examples">💡</a></td>
       <td align="center" valign="top" width="16.66%"><a href="https://github.com/king-p3nguin"><img src="https://avatars.githubusercontent.com/u/103920010?v=4?s=100" width="100px;" alt="Kazuki Tsuoka"/><br /><sub><b>Kazuki Tsuoka</b></sub></a><br /><a href="https://github.com/tencent-quantum-lab/tensorcircuit/commits?author=king-p3nguin" title="Code">💻</a> <a href="https://github.com/tencent-quantum-lab/tensorcircuit/commits?author=king-p3nguin" title="Tests">⚠️</a> <a href="https://github.com/tencent-quantum-lab/tensorcircuit/commits?author=king-p3nguin" title="Documentation">📖</a> <a href="#example-king-p3nguin" title="Examples">💡</a></td>
       <td align="center" valign="top" width="16.66%"><a href="https://gopal-dahale.github.io/"><img src="https://avatars.githubusercontent.com/u/49199003?v=4?s=100" width="100px;" alt="Gopal Ramesh Dahale"/><br /><sub><b>Gopal Ramesh Dahale</b></sub></a><br /><a href="#example-Gopal-Dahale" title="Examples">💡</a></td>
+      <td align="center" valign="top" width="16.66%"><a href="https://github.com/AbdullahKazi500"><img src="https://avatars.githubusercontent.com/u/75779966?v=4?s=100" width="100px;" alt="Chanandellar Bong"/><br /><sub><b>Chanandellar Bong</b></sub></a><br /><a href="#example-AbdullahKazi500" title="Examples">💡</a></td>
     </tr>
   </tbody>
 </table>