diff --git a/Backend/Views/NiagaraDataSynchronize/Index.cshtml b/Backend/Views/NiagaraDataSynchronize/Index.cshtml
index a9c1b6a..70fa8d6 100644
--- a/Backend/Views/NiagaraDataSynchronize/Index.cshtml
+++ b/Backend/Views/NiagaraDataSynchronize/Index.cshtml
@@ -59,6 +59,7 @@
                                     <div class="btn-group flex-wrap systemSubType_select"></div>
                                     <hr />
                                     <button class="btn btn-primary" id="search">搜尋</button>
+                                    <button class="btn btn-primary" id="no_filter">全選</button>
                                     <table id="niagara_data_table" class="table table-bordered table-hover m-0 text-center">
                                         <thead class="thead-themed">
                                             <tr>
@@ -97,7 +98,7 @@
 
             projectName();
             rawDataImportTable = $("#niagara_data_table").DataTable({
-                paging: false,
+                //paging: false,
                 searching: false,
                 destroy: true,
                 "columns": [
@@ -388,7 +389,7 @@
             let search_str = `_${buildingValue}_${systemMainValue}_${systemSubValue}_`;
             console.log("$$$", search_str, dataInTable.filter(({ tag_name }) => tag_name.includes(search_str)))
              $("#niagara_data_table").DataTable({
-                paging: false,
+                //paging: false,
                 searching: false,
                 destroy: true,
                 "columns": [
@@ -406,5 +407,29 @@
             })
         })
 
+        const noFilterButton = document.querySelector("#no_filter");
+        noFilterButton.addEventListener("click", (e) => {
+            $(".building_select .btn-info.active").removeClass('btn-info active');
+            $(".systemMainType_select .btn-info.active").removeClass('btn-info active');
+            $(".systemSubType_select .btn-info.active").removeClass('btn-info active');
+            $("#niagara_data_table").DataTable({
+                //paging: false,
+                searching: false,
+                destroy: true,
+                "columns": [
+                    {
+                        "data": "value"
+                    },
+                    {
+                        "data": "tag_name"
+                    },
+                    {
+                        "data": "point_name"
+                    },
+                ],
+                data: dataInTable
+            })
+        })
+
     </script>
 }
\ No newline at end of file