diff --git a/OpenAuth.WebApi/Model/mqtt/ThingRequestHandler.cs b/OpenAuth.WebApi/Model/mqtt/ThingRequestHandler.cs
index 80670ed..8645375 100644
--- a/OpenAuth.WebApi/Model/mqtt/ThingRequestHandler.cs
+++ b/OpenAuth.WebApi/Model/mqtt/ThingRequestHandler.cs
@@ -85,10 +85,10 @@ namespace OpenAuth.WebApi.Model.mqtt
                 // 生成 bind_status 对象列表
                 var bindStatusList = snList?.Select(sn => new
                 {
-                    device_callsign = "山东慧创",
+                    device_callsign = "sdhc",
                     is_device_bind_organization = true,
                     organization_id = "371300",
-                    organization_name = "山东慧创",
+                    organization_name = "sdhc",
                     sn = sn
                 }).ToArray();
 
@@ -124,7 +124,7 @@ namespace OpenAuth.WebApi.Model.mqtt
                     {
                         output = new
                         {
-                            organization_name = "山东慧创"
+                            organization_name = "sdhc"
                         },
                         result = 0
                     },