diff --git a/Backend/Controllers/NiagaraDataSynchronizeController.cs b/Backend/Controllers/NiagaraDataSynchronizeController.cs
index af030d6..3ef1717 100644
--- a/Backend/Controllers/NiagaraDataSynchronizeController.cs
+++ b/Backend/Controllers/NiagaraDataSynchronizeController.cs
@@ -45,16 +45,22 @@ namespace Backend.Controllers
 
             try
             {
+                var sqlObix = $@"SELECT system_value as Value, system_key as Name FROM variable WHERE deleted = 0 AND system_type = 'obixConfig'";
+                var variableObix = backendRepository.GetAllAsync<Backend.Models.KeyValue>(sqlObix).Result;
+                var obixApiConfig = new Backend.Models.ObixApiConfig();
+                EDFunction ed = new EDFunction();
+                obixApiConfig.ApiBase = variableObix.Where(x => x.Name == "ApiBase").Select(x => x.Value).FirstOrDefault() + "obix/config/Program/ObixQuery/query/";
+                obixApiConfig.UrlSlot = variableObix.Where(x => x.Name == "url_slot").Select(x => x.Value).FirstOrDefault();
+                obixApiConfig.TagQuantity = variableObix.Where(x => x.Name == "tag_quantity").Select(x => x.Value).FirstOrDefault();
+
                 List<Device_value> ds;
-                string url_slot = backEndConfig.GetUrlSlot();
-                string tag_quantity = backEndConfig.Getobixtag_quantity();
 
                 string top100 = "";//" top 100 ";
                 webRequestService svc = new webRequestService();
-                string bql = url_slot + "bql:select " + top100 + " * from baja:Folder ";
+                string bql = obixApiConfig.UrlSlot + "bql:select " + top100 + " * from baja:Folder ";
                 //ds = svc.obixQuery("http://192.168.0.136:8080/obix/config/Arena/Program/ObixQuery/query/", bql);
                 //ds = svc.obixQuery("http://localhost:8080/obix/config/Program/ObixQuery/query/", bql);
-                 ds = svc.obixQuery(backEndConfig.GetobixQuery(), bql, tag_quantity);//三菱
+                 ds = svc.obixQuery(obixApiConfig.ApiBase, bql, obixApiConfig.TagQuantity);//三菱
 
                 apiResult.Code = "0000";
                 apiResult.Data = ds;
@@ -119,10 +125,19 @@ namespace Backend.Controllers
             try
             {
                 List<ImpNiaItem> ds;
-                string url_slot = backEndConfig.GetUrlSlot();
 
                 webRequestService svc = new webRequestService();
-                ds = svc.obixHisQuery(backEndConfig.GetobixHisBqlQuery(), backEndConfig.GetobixHisUrlQuery(), url_slot, backEndConfig.Getobixtag_acc(), backEndConfig.Getobixtag_pass());//三菱
+
+                var sqlObix = $@"SELECT system_value as Value, system_key as Name FROM variable WHERE deleted = 0 AND system_type = 'obixConfig'";
+                var variableObix = backendRepository.GetAllAsync<Backend.Models.KeyValue>(sqlObix).Result;
+                var obixApiConfig = new Backend.Models.ObixApiConfig();
+                EDFunction ed = new EDFunction();
+                obixApiConfig.ApiBase = variableObix.Where(x => x.Name == "ApiBase").Select(x => x.Value).FirstOrDefault();
+                obixApiConfig.UserName = ed.AESDecrypt(variableObix.Where(x => x.Name == "UserName").Select(x => x.Value).FirstOrDefault());
+                obixApiConfig.Password = ed.AESDecrypt(variableObix.Where(x => x.Name == "Password").Select(x => x.Value).FirstOrDefault());
+                obixApiConfig.UrlSlot = ed.AESDecrypt(variableObix.Where(x => x.Name == "url_slot").Select(x => x.Value).FirstOrDefault());
+                ds = svc.obixHisQuery(obixApiConfig.ApiBase + "obix/config/Program/ObixQuery/query/", obixApiConfig.ApiBase + "obix/histories",obixApiConfig.UrlSlot, obixApiConfig.UserName, 
+                                    obixApiConfig.Password);
                 
                 apiResult.Code = "0000";
                 apiResult.Data = ds.Where(x => x.device_building_tag == building.building).ToList(); ;
diff --git a/Backend/Models/ObixApiConfig.cs b/Backend/Models/ObixApiConfig.cs
index f90749b..df31b04 100644
--- a/Backend/Models/ObixApiConfig.cs
+++ b/Backend/Models/ObixApiConfig.cs
@@ -10,5 +10,7 @@ namespace Backend.Models
         public string ApiBase { get; set; }
         public string UserName { get; set; }
         public string Password { get; set; }
+        public string UrlSlot { get; set; }
+        public string TagQuantity { get; set; }
     }
 }