diff --git a/docs/assets/img/product_pics/hat/ncir_hat/hat_ncir_01.jpg b/docs/assets/img/product_pics/hat/ncir_hat/hat_ncir_01.jpg
index d7ecde7c..e77631ee 100644
Binary files a/docs/assets/img/product_pics/hat/ncir_hat/hat_ncir_01.jpg and b/docs/assets/img/product_pics/hat/ncir_hat/hat_ncir_01.jpg differ
diff --git a/docs/assets/img/product_pics/unit/M5GO_Unit_ncir.png b/docs/assets/img/product_pics/unit/M5GO_Unit_ncir.png
index 4e777913..83403d2e 100644
Binary files a/docs/assets/img/product_pics/unit/M5GO_Unit_ncir.png and b/docs/assets/img/product_pics/unit/M5GO_Unit_ncir.png differ
diff --git a/docs/en/1515/corner.md b/docs/en/1515/corner.md
index ccc47fc5..50d13ba0 100644
--- a/docs/en/1515/corner.md
+++ b/docs/en/1515/corner.md
@@ -11,6 +11,7 @@ This **1515 Corner** is a type of connector for 1515 Aluminum Extrusion. It coul
 
 
 *Notice: We don't offer tapping Aluminium-Profile by default, in order to make the M4 screw fixed in the Aluminium-Profile, you need to tap the Aluminium-Profile with tapping machine,please refer to the picture below*
+
 <img src="assets/img/product_pics/1515/ap/ap_ap_01.jpg" width="30%" height="30%">
 <img src="assets/img/product_pics/1515/ap/ap_ap_01.jpg" width="30%" height="30%">