diff --git a/IRaCIS.Core.API/appsettings.Prod_Event_IRC.json b/IRaCIS.Core.API/appsettings.Prod_Event_IRC.json
index b4d3027b1..1e90a671c 100644
--- a/IRaCIS.Core.API/appsettings.Prod_Event_IRC.json
+++ b/IRaCIS.Core.API/appsettings.Prod_Event_IRC.json
@@ -94,7 +94,7 @@
     "Imap": "imap.qiye.aliyun.com",
     "ImapPort": 993,
     "FromEmail": "irc@extimaging.com",
-    "FromName": "IRC Imaging System",
+    "FromName": "EIC Imaging System",
     "AuthorizationCode": "ExtImg@2022",
     "SiteUrl": "http://irc.extimaging.com/login",
 
diff --git a/IRaCIS.Core.API/appsettings.Prod_IRC.json b/IRaCIS.Core.API/appsettings.Prod_IRC.json
index 671c9e50b..f074d4270 100644
--- a/IRaCIS.Core.API/appsettings.Prod_IRC.json
+++ b/IRaCIS.Core.API/appsettings.Prod_IRC.json
@@ -94,7 +94,7 @@
     "Imap": "imap.qiye.aliyun.com",
     "ImapPort": 993,
     "FromEmail": "irc@extimaging.com",
-    "FromName": "IRC Imaging System",
+    "FromName": "EIC Imaging System",
     "AuthorizationCode": "ExtImg@2022",
     "SiteUrl": "http://irc.extimaging.com/login",
 
diff --git a/IRaCIS.Core.API/appsettings.Test_IRC.json b/IRaCIS.Core.API/appsettings.Test_IRC.json
index 01c61ee21..ce43480c8 100644
--- a/IRaCIS.Core.API/appsettings.Test_IRC.json
+++ b/IRaCIS.Core.API/appsettings.Test_IRC.json
@@ -161,7 +161,7 @@
     // 发件人邮箱地址
     "FromEmail": "test@extimaging.com",
     // 发件人显示名称
-    "FromName": "Test IRC Imaging System",
+    "FromName": "Test EIC Imaging System",
     // SMTP授权码
     "AuthorizationCode": "SHzyyl2021",
     // 系统对外访问地址
diff --git a/IRaCIS.Core.API/appsettings.Uat_IRC.json b/IRaCIS.Core.API/appsettings.Uat_IRC.json
index 015052fe4..ea2f31f2b 100644
--- a/IRaCIS.Core.API/appsettings.Uat_IRC.json
+++ b/IRaCIS.Core.API/appsettings.Uat_IRC.json
@@ -110,7 +110,7 @@
     "Imap": "imap.qiye.aliyun.com",
     "ImapPort": 993,
     "FromEmail": "uat@extimaging.com",
-    "FromName": "Uat IRC Imaging System",
+    "FromName": "Uat EIC Imaging System",
     "AuthorizationCode": "SHzyyl2021",
     "SiteUrl": "http://irc.uat.extimaging.com/login",