diff --git a/sig/sig-devboard/sig_devboard.md b/sig/sig-devboard/sig_devboard.md
index cacc52aad1278978482702947addd3bca4ac0636..7d0103f16fcea69d5b4921924b6d91255e393a82 100644
--- a/sig/sig-devboard/sig_devboard.md
+++ b/sig/sig-devboard/sig_devboard.md
@@ -129,6 +129,9 @@ Note: The content of this SIG follows the convention described in OpenHarmony's
   - vendor_ubtech: https://gitee.com/openharmony-sig/vendor_ubtech
   - device_board_ubtech: https://gitee.com/openharmony-sig/device_board_ubtech
   - device_soc_xinsheng: https://gitee.com/openharmony-sig/device_soc_xinsheng
+  - device_board_unionman: https://gitee.com/openharmony-sig/device_board_unionman
+  - vendor_unionman: https://gitee.com/openharmony-sig/vendor_unionman
+  - device_soc_eeasytech: https://gitee.com/openharmony-sig/device_soc_eeasytech
 
 ## SIG Members
 
diff --git a/sig/sig-devboard/sig_devboard_cn.md b/sig/sig-devboard/sig_devboard_cn.md
index fbbfe5f3035d273606f9d014f6cb3322a0b44f2e..aa3f6f76347f27f6e93e8235d473090b9272820c 100644
--- a/sig/sig-devboard/sig_devboard_cn.md
+++ b/sig/sig-devboard/sig_devboard_cn.md
@@ -130,6 +130,9 @@
   - vendor_ubtech: https://gitee.com/openharmony-sig/vendor_ubtech
   - device_board_ubtech: https://gitee.com/openharmony-sig/device_board_ubtech
   - device_soc_xinsheng: https://gitee.com/openharmony-sig/device_soc_xinsheng
+  - device_board_unionman: https://gitee.com/openharmony-sig/device_board_unionman
+  - vendor_unionman: https://gitee.com/openharmony-sig/vendor_unionman
+  - device_soc_eeasytech: https://gitee.com/openharmony-sig/device_soc_eeasytech
 
 ## SIG组成员
 
diff --git a/sig/sigs.json b/sig/sigs.json
index 0b6c2cdeddd7cb9454dbba8d4a10a466a3d5b7d2..6ecf1dd7ffa0f78cc06ac5f59b7439cce2a2feff 100644
--- a/sig/sigs.json
+++ b/sig/sigs.json
@@ -159,7 +159,10 @@
                 "https://gitee.com/openharmony/vendor_kaihong",
                 "https://gitee.com/openharmony-sig/vendor_ubtech",
                 "https://gitee.com/openharmony-sig/device_board_ubtech",
-                "https://gitee.com/openharmony-sig/device_soc_xinsheng"
+                "https://gitee.com/openharmony-sig/device_soc_xinsheng",
+                "https://gitee.com/openharmony-sig/device_board_unionman",
+                "https://gitee.com/openharmony-sig/vendor_unionman",
+                "https://gitee.com/openharmony-sig/device_soc_eeasytech"
             ],
             "project-path": [
                 "device/st",
@@ -250,7 +253,10 @@
                 "vendor/kaihong",
                 "vendor/ubtech",
                 "device/board/ubtech",
-                "device/soc/xinsheng"
+                "device/soc/xinsheng",
+                "device/board/unionman",
+                "vendor/unionman",
+                "device/soc/eeasytech"
             ]
         },
         {