diff --git a/loader/components/home/classification/index.js b/loader/components/home/classification/index.js
index 41ceadb..31f90b6 100644
--- a/loader/components/home/classification/index.js
+++ b/loader/components/home/classification/index.js
@@ -49,8 +49,20 @@ export default {
       this.$emit("changeSearchParameter", { key: "", tags: this.tags });
     },
     // Select a single tag
-    selectClassify(index) {
+    selectClassify(event, index) {
       const existIndex = this.selectedList.findIndex((x) => x === index);
+      if (event.ctrlKey) {
+        if (existIndex != -1) {
+          this.selectedList.splice(existIndex, 1);
+          const tagIndex = this.tags.findIndex((x) => x === this.list[index].name);
+          this.tags.splice(tagIndex, 1);
+        } else {
+          this.selectedList.push(index);
+          this.tags.push(this.list[index].name);
+        }
+        this.$emit("changeSearchParameter", { key: "", tags: this.tags });
+        return;
+      }
       // 无ctrl: 单选, 当已存在时取消所有, 若当前已选多项时单击先取消所有再选择当前
       if (this.tags.length > 1 || existIndex == -1) {
         this.selectedList = [index];
@@ -89,7 +101,7 @@ export default {
   template: `<div ref="classification" class="classification" :class="{classification_expand:isExpand}">
                 <div class="item all" :class="{selected_classify: selectedList.length === 0}" @click="selectAll">ALL</div>
                 <div class="block"></div>
-                <div v-for="(item,index) in list" :key="index" ref="item" class="item" :class="{selected_classify: selectedList.includes(index)}" @click="selectClassify(index)" @contextmenu.prevent="handleContextMenu($event, index)" @selectstart.prevent="handleSelectStart" >
+                <div v-for="(item,index) in list" :key="index" ref="item" class="item" :class="{selected_classify: selectedList.includes(index)}" @click="selectClassify($event, index)" @contextmenu.prevent="handleContextMenu($event, index)" @selectstart.prevent="handleSelectStart" >
                   {{item.name}}
                 </div>
                 <div class="expand_icon" :class="{rotate_em:isExpand}" @click="expandClassify"><em class="iconfont icon-double-arrow-bottom"></em></div>
diff --git a/loader/components/home/model/detail/basicInf/index.js b/loader/components/home/model/detail/basicInf/index.js
index 35aa389..a348073 100644
--- a/loader/components/home/model/detail/basicInf/index.js
+++ b/loader/components/home/model/detail/basicInf/index.js
@@ -20,6 +20,13 @@ export default {
     //Timestamp conversion
     timestampConversion(timeStamp) {
       const date = new Date(Number(timeStamp));
+      return date.toLocaleString([], {
+        year: "numeric",
+        month: "2-digit",
+        day: "2-digit",
+        hour: "2-digit",
+        minute: "2-digit",
+      });
       return date.getFullYear() + "/" + (date.getMonth() + 1) + "/" + date.getDate() + " " + date.getHours() + ": " + date.getMinutes();
     },
     // Delete tag
@@ -73,6 +80,12 @@ export default {
       return true;
     },
   },
+  filters: {
+    // 保留小数位数->str
+    numberRound(num, decimal = 2) {
+      return Math.round(num * Math.pow(10, decimal)) / Math.pow(10, decimal);
+    },
+  },
   template: `<div class="basic_inf">
                 <div class="model_inf">
                   <div class="size inf_item">
diff --git a/loader/components/home/model/detail/index.js b/loader/components/home/model/detail/index.js
index fb82e17..3beecd7 100644
--- a/loader/components/home/model/detail/index.js
+++ b/loader/components/home/model/detail/index.js
@@ -140,12 +140,6 @@ export default {
       this.menuIndex = index;
     },
   },
-  filters: {
-    // 保留小数位数->str
-    numberRound(num, decimal = 2) {
-      return Math.round(num * Math.pow(10, decimal)) / Math.pow(10, decimal);
-    },
-  },
   template: `
             <div v-if="model" class="model_detail">
               <div class="img_container">
diff --git a/loader/components/home/model/detail/workflow/index.js b/loader/components/home/model/detail/workflow/index.js
index c2b799f..c09e952 100644
--- a/loader/components/home/model/detail/workflow/index.js
+++ b/loader/components/home/model/detail/workflow/index.js
@@ -56,39 +56,40 @@ export default {
     saveWorkflow(name) {
       // 随机生成
       if (!name) name = `wk-${Math.random().toString(36).substring(2, 10)}`;
+      var node = this.node;
       var data = window.parent.app.graph.serialize();
       var request = new XMLHttpRequest();
-      request.timeout = 500; // 超时
+      // request.timeout = 500; // 超时
       request.open("post", "/cs/save_workflow", true);
       request.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
       request.onload = () => {
         if (request.status != 200) return;
         var resp = JSON.parse(request.responseText);
         if (resp?.saved) {
-          this.node.CSupdateModelConfig(this.model.name);
+          node.CSupdateModelConfig(this.model.name);
           this.$message(name + " " + this.$t("home.modelDetail.workflow.saveSuccess"));
         } else {
           this.$message(name + " " + this.$t("home.modelDetail.workflow.saveFail"));
         }
       };
-      request.ontimeout = () => {
-        this.$message(name + " " + this.$t("home.modelDetail.workflow.saveTimeout"));
-      };
-      let mtype = this.node.CSgetModelWidgetType();
+      // request.ontimeout = () => {
+      //   this.$message(name + " " + this.$t("home.modelDetail.workflow.saveTimeout"));
+      // };
+      let mtype = node.CSgetModelWidgetType();
       let body = { mtype: mtype, mname: this.model?.name, data, name };
       request.send(JSON.stringify(body));
     },
     // Copy workflow
-    async copyText(item) {
+    copyWorkflow(item) {
       var request = new XMLHttpRequest();
       request.timeout = 500; // 超时
       request.open("post", "/cs/fetch_workflow", true);
       request.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
-      request.onload = () => {
+      request.onload = async () => {
         if (request.status != 200) return;
         var resp = JSON.parse(request.responseText);
         if (resp) {
-          navigator.clipboard.writeText(request.responseText);
+          await navigator.clipboard.writeText(request.responseText);
           this.$message(item.name + " " + this.$t("home.modelDetail.workflow.copySuccess"));
         } else {
           this.$message(item.name + " " + this.$t("home.modelDetail.workflow.copyFail"));
@@ -102,9 +103,10 @@ export default {
       request.send(JSON.stringify(body));
     },
     // Delete workflow
-    deleteItem(index, item) {
+    deleteWorkflow(index, item) {
+      // 异步, 且取消超时等待
       var request = new XMLHttpRequest();
-      request.timeout = 500; // 超时
+      // request.timeout = 500; // 超时
       request.open("post", "/cs/remove_workflow", true);
       request.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
       request.onload = () => {
@@ -117,15 +119,41 @@ export default {
           this.$message(item.name + " " + this.$t("home.modelDetail.workflow.deleteFail"));
         }
       };
+      // request.ontimeout = () => {
+      //   this.$message(item.name + " " + this.$t("home.modelDetail.workflow.deleteTimeout"));
+      // };
+      let mtype = this.node.CSgetModelWidgetType();
+      let body = { mtype: mtype, mname: this.model?.name, workflow: item.workflow, name: item.name };
+      request.send(JSON.stringify(body));
+    },
+    // Import
+    importWorkflow(item) {
+      var request = new XMLHttpRequest();
+      request.timeout = 500; // 超时
+      request.open("post", "/cs/fetch_workflow", true);
+      request.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
+      request.onload = async () => {
+        if (request.status != 200) return;
+        var resp = JSON.parse(request.responseText);
+        if (resp) {
+          try {
+            if (resp.hasOwnProperty("workflow")) resp = resp.workflow;
+            await window.parent.app.loadGraphData(resp);
+            this.$message(item.name + " " + this.$t("home.modelDetail.workflow.importSuccess"));
+          } catch (e) {
+            this.$message(item.name + " " + this.$t("home.modelDetail.workflow.importFail") + `: ${e}`);
+          }
+        } else {
+          this.$message(item.name + " " + this.$t("home.modelDetail.workflow.importFail"));
+        }
+      };
       request.ontimeout = () => {
-        this.$message(item.name + " " + this.$t("home.modelDetail.workflow.deleteTimeout"));
+        this.$message(item.name + " " + this.$t("home.modelDetail.workflow.importTimeout"));
       };
       let mtype = this.node.CSgetModelWidgetType();
       let body = { mtype: mtype, mname: this.model?.name, workflow: item.workflow, name: item.name };
       request.send(JSON.stringify(body));
     },
-    // Import
-    import(item) {},
   },
   template: `<div class="workflow">
               <div class="workflow_content">
@@ -143,9 +171,9 @@ export default {
                   <div v-for="(item,index) in filterList" :key="index" class="workflow_item">
                     <span class="name">{{item.name}}</span>
                     <div class="option">
-                      <em class="iconfont icon-import" @click="import(item)" :title="$t('home.modelDetail.workflow.importText')"></em>
-                      <em class="iconfont icon-copy" @click="copyText(item)" :title="$t('home.modelDetail.workflow.copyText')"></em>
-                      <em class="iconfont icon-delete" @click="deleteItem(index,item)" :title="$t('home.modelDetail.workflow.delete')"></em>
+                      <em class="iconfont icon-import" @click="importWorkflow(item)" :title="$t('home.modelDetail.workflow.importText')"></em>
+                      <em class="iconfont icon-copy" @click="copyWorkflow(item)" :title="$t('home.modelDetail.workflow.copyText')"></em>
+                      <em class="iconfont icon-delete" @click="deleteWorkflow(index,item)" :title="$t('home.modelDetail.workflow.delete')"></em>
                     </div>
                   </div>
                 </div>
diff --git a/loader/enterLoader.js b/loader/enterLoader.js
index 166cf7a..d505aff 100644
--- a/loader/enterLoader.js
+++ b/loader/enterLoader.js
@@ -38,6 +38,7 @@ function message(event) {
   if (event.data.type === "close_loader_page") {
     let page = getPage();
     page.style.display = "none";
+    window.CSvm.node = null; // reset node
     // document.body.removeChild(document.getElementById("loader_iframe"));
   }
 }
diff --git a/loader/static/js/i18n.js b/loader/static/js/i18n.js
index 234cf0b..9dcb6f5 100644
--- a/loader/static/js/i18n.js
+++ b/loader/static/js/i18n.js
@@ -142,6 +142,9 @@ const message = {
           deleteSuccess: "删除成功",
           deleteFail: "删除失败",
           deleteTimeout: "删除超时",
+          importSuccess: "导入成功",
+          importFail: "导入失败",
+          importTimeout: "导入超时",
         },
         useButtonText: "使用此模型",
       },
@@ -317,6 +320,9 @@ const message = {
           deleteSuccess: "Delete success",
           deleteFail: "Delete failed",
           deleteTimeout: "Delete timeout",
+          importSuccess: "Import success",
+          importFail: "Import failed",
+          importTimeout: "Import timeout",
         },
         useButtonText: "Use model",
       },
@@ -493,6 +499,9 @@ const message = {
           deleteSuccess: "刪除成功",
           deleteFail: "刪除失敗",
           deleteTimeout: "刪除超时",
+          importSuccess: "導入成功",
+          importFail: "導入失敗",
+          importTimeout: "導入超時",
         },
         useButtonText: "使用此模型",
       },