diff --git a/docs/en/hw-reference/esp32s2/user-guide-saola-1-v1.2.rst b/docs/en/hw-reference/esp32s2/user-guide-saola-1-v1.2.rst
index 42825dcfa..2dc8bc804 100644
--- a/docs/en/hw-reference/esp32s2/user-guide-saola-1-v1.2.rst
+++ b/docs/en/hw-reference/esp32s2/user-guide-saola-1-v1.2.rst
@@ -139,7 +139,10 @@ There are three mutually exclusive ways to provide power to the board:
 Related Documents
 =================
 * `ESP32-S2-Saola-1 Schematics <https://dl.espressif.com/dl/schematics/ESP32-S2-SAOLA-1_V1.1_schematics.pdf>`_ (PDF)
+* `ESP32-S2-Saola-1 Dimensions <https://dl.espressif.com/dl/schematics/ESP32-S2-Saola-1_V1.2_Dimensions.pdf>`_ (PDF)
 * `ESP32-S2 Datasheet <https://www.espressif.com/sites/default/files/documentation/esp32-s2_datasheet_en.pdf>`_ (PDF)
 * `ESP32-S2-WROVER & ESP32-S2-WROVER-I Datasheet <https://www.espressif.com/sites/default/files/documentation/esp32-s2-wrover_esp32-s2-wrover-i_datasheet_en.pdf>`_ (PDF)
 * `ESP32-S2-WROOM & ESP32-S2-WROOM-I Datasheet <https://www.espressif.com/sites/default/files/documentation/esp32-s2-wroom_esp32-s2-wroom-i_datasheet_en.pdf>`_ (PDF)
 * `Espressif Product Ordering Information <https://www.espressif.com/sites/default/files/documentation/espressif_products_ordering_information_en.pdf>`_ (PDF) 
+
+For other design documentation for the board, please contact us at sales@espressif.com.
diff --git a/docs/zh_CN/hw-reference/esp32s2/user-guide-saola-1-v1.2.rst b/docs/zh_CN/hw-reference/esp32s2/user-guide-saola-1-v1.2.rst
index 8ebb9c724..4e9a35545 100644
--- a/docs/zh_CN/hw-reference/esp32s2/user-guide-saola-1-v1.2.rst
+++ b/docs/zh_CN/hw-reference/esp32s2/user-guide-saola-1-v1.2.rst
@@ -139,7 +139,10 @@ ESP32-S2-Saola-1 的主要组件和连接方式如下图所示。
 相关文档
 ========
 * `ESP32-S2-Saola-1 原理图 <https://dl.espressif.com/dl/schematics/ESP32-S2-SAOLA-1_V1.1_schematics.pdf>`_ (PDF)
+* `ESP32-S2-Saola-1 尺寸图 <https://dl.espressif.com/dl/schematics/ESP32-S2-Saola-1_V1.2_Dimensions.pdf>`_ (PDF)
 * `ESP32-S2 技术规格书 <https://www.espressif.com/sites/default/files/documentation/esp32-s2_datasheet_cn.pdf>`_ (PDF)
 * `ESP32-S2-WROVER & ESP32-S2-WROVER-I 技术规格书 <https://www.espressif.com/sites/default/files/documentation/esp32-s2-wrover_esp32-s2-wrover-i_datasheet_cn.pdf>`_ (PDF)
 * `ESP32-S2-WROOM & ESP32-S2-WROOM-I 技术规格书 <https://www.espressif.com/sites/default/files/documentation/esp32-s2-wroom_esp32-s2-wroom-i_datasheet_cn.pdf>`_ (PDF)
 * `乐鑫产品订购信息 <https://www.espressif.com/sites/default/files/documentation/espressif_products_ordering_information_cn.pdf>`_ (PDF) 
+
+有关本开发板的更多设计文档，请联系我们的商务部门 sales@espressif.com。