diff --git a/docs/en/1515/ap.md b/docs/en/1515/ap.md
index 40b77f40..287fd7e6 100644
--- a/docs/en/1515/ap.md
+++ b/docs/en/1515/ap.md
@@ -16,9 +16,9 @@ As more advanced, together with the Aluminium-Profile accessories (connectors,
-*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*
-
-
+*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*
+
## Product Features
- 15mm * 15mm
diff --git a/docs/zh_CN/1515/ap.md b/docs/zh_CN/1515/ap.md
index 5dd4344b..d97038f8 100644
--- a/docs/zh_CN/1515/ap.md
+++ b/docs/zh_CN/1515/ap.md
@@ -16,10 +16,10 @@
-*注意：我们默认不提供铝型材攻丝，为了使M4螺丝固定在铝型材上，您需要用攻丝机敲击铝型材，请参考下图*
+*注意：默认不提供铝型材攻丝，为了使M4螺丝固定在铝型材上，您需要自行使用攻丝机加工铝型材*
-
-
+
## 产品特性
- 15mm * 15mm
diff --git a/docs/zh_CN/accessory/bus_socket.md b/docs/zh_CN/accessory/bus_socket.md
index 2f65ce42..536a9fc2 100644
--- a/docs/zh_CN/accessory/bus_socket.md
+++ b/docs/zh_CN/accessory/bus_socket.md
@@ -11,9 +11,11 @@
**BUS-Socket** 是一款M-BUS总线拓展插座，提供公头和母头两种规格，包含2x15个引脚接口.（与M5Core上的M-BUS规格一致）
## 产品特性
+
- 90° pin针
- 2x15 @ 2.54mm
## 套件清单
+
- 1x 公头 总线底座
- 1x 母头 总线底座
\ No newline at end of file