diff --git a/rc_autoplc_front/src/views/department/index.vue b/rc_autoplc_front/src/views/department/index.vue
index 25c0e66..3ae58f1 100644
--- a/rc_autoplc_front/src/views/department/index.vue
+++ b/rc_autoplc_front/src/views/department/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="dept-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>系统管理</el-breadcrumb-item>
+      <el-breadcrumb-item>部门管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <div class="dept-container">
       <!-- 左侧树形控件 -->
       <el-card class="tree-card" shadow="never">
diff --git a/rc_autoplc_front/src/views/devinfo/index.vue b/rc_autoplc_front/src/views/devinfo/index.vue
index 44e9359..e898a25 100644
--- a/rc_autoplc_front/src/views/devinfo/index.vue
+++ b/rc_autoplc_front/src/views/devinfo/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="devinfo-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>业务管理</el-breadcrumb-item>
+      <el-breadcrumb-item>设备管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <!-- 搜索栏 -->
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
diff --git a/rc_autoplc_front/src/views/devinfo/plc.vue b/rc_autoplc_front/src/views/devinfo/plc.vue
index e954c0d..b3a0b98 100644
--- a/rc_autoplc_front/src/views/devinfo/plc.vue
+++ b/rc_autoplc_front/src/views/devinfo/plc.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="plc-devinfo-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>业务管理</el-breadcrumb-item>
+      <el-breadcrumb-item>PLC设备管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <!-- 搜索栏 -->
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
diff --git a/rc_autoplc_front/src/views/flowinfo/index.vue b/rc_autoplc_front/src/views/flowinfo/index.vue
index de6a0b8..8a0870b 100644
--- a/rc_autoplc_front/src/views/flowinfo/index.vue
+++ b/rc_autoplc_front/src/views/flowinfo/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="flowinfo-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>流程管理</el-breadcrumb-item>
+      <el-breadcrumb-item>标准流程管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <!-- 搜索栏 -->
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
diff --git a/rc_autoplc_front/src/views/islandInfo/index.vue b/rc_autoplc_front/src/views/islandInfo/index.vue
index 4ec40f0..ad719ee 100644
--- a/rc_autoplc_front/src/views/islandInfo/index.vue
+++ b/rc_autoplc_front/src/views/islandInfo/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="island-info-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>业务管理</el-breadcrumb-item>
+      <el-breadcrumb-item>功能岛管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <!-- 搜索栏 -->
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
diff --git a/rc_autoplc_front/src/views/manage-log/index.vue b/rc_autoplc_front/src/views/manage-log/index.vue
index d0969b4..214ec72 100644
--- a/rc_autoplc_front/src/views/manage-log/index.vue
+++ b/rc_autoplc_front/src/views/manage-log/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="manage-log-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>系统管理</el-breadcrumb-item>
+      <el-breadcrumb-item>操作日志管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
         <el-form :inline="true" :model="queryForm" label-width="90px">
diff --git a/rc_autoplc_front/src/views/position/index.vue b/rc_autoplc_front/src/views/position/index.vue
index ab692ac..55614bd 100644
--- a/rc_autoplc_front/src/views/position/index.vue
+++ b/rc_autoplc_front/src/views/position/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="position-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>系统管理</el-breadcrumb-item>
+      <el-breadcrumb-item>职位管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
         <el-form :inline="true" :model="queryForm" label-width="80px">
diff --git a/rc_autoplc_front/src/views/role/index.vue b/rc_autoplc_front/src/views/role/index.vue
index 5de6a59..fe56150 100644
--- a/rc_autoplc_front/src/views/role/index.vue
+++ b/rc_autoplc_front/src/views/role/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="role-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>系统管理</el-breadcrumb-item>
+      <el-breadcrumb-item>角色管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
         <el-form :inline="true" :model="queryForm" label-width="80px">
diff --git a/rc_autoplc_front/src/views/stepinfo/index.vue b/rc_autoplc_front/src/views/stepinfo/index.vue
index 5a20c6f..f4a9717 100644
--- a/rc_autoplc_front/src/views/stepinfo/index.vue
+++ b/rc_autoplc_front/src/views/stepinfo/index.vue
@@ -1,30 +1,35 @@
 <template>
-  <div class="flow-info-container">
-    <!-- 左侧功能岛组件面板 -->
-    <div class="component-panel">
+  <div class="step-info-wrapper">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>流程管理</el-breadcrumb-item>
+      <el-breadcrumb-item>流程创建</el-breadcrumb-item>
+    </el-breadcrumb>
+    <div class="flow-info-container">
+      <!-- 左侧功能岛组件面板 -->
+      <div class="component-panel">
       <div class="panel-header">
         <h3>功能岛</h3>
       </div>
       <div class="component-list">
         <div class="component-items">
            <div
-             v-for="(item, index) in islandList"
+             v-for="(item, index) in processedIslandList"
              :key="item.id"
              class="component-item"
-             :style="{ animationDelay: `${index * 50}ms` }"
+             :style="{ animationDelay: item.animationDelay }"
              draggable="true"
              @dragstart="handleDragStart($event, item)"
            >
              <el-icon class="component-icon">
-               <component :is="getIslandIcon(item.islandName || item.name)" />
+               <component :is="item.icon" />
              </el-icon>
              <div class="component-name">{{ index + 1 }}. {{ item.islandName || item.name }}</div>
            </div>
         </div>
       </div>
-    </div>
+      </div>
 
-    <!-- 中间流程设计画布 -->
+      <!-- 中间流程设计画布 -->
     <div
       class="workflow-canvas"
       v-loading="workflowLoading"
@@ -40,7 +45,7 @@
             {{ flowName }}
           </template>
           <template v-else>
-            未选择标准流程
+            <el-link type="primary" @click="goFlowList">请先选择标准流程</el-link>
           </template>
         </div>
         <div class="canvas-status">
@@ -58,7 +63,6 @@
             :key="index"
             class="workflow-item"
             :class="{ 'is-selected': selectedItemIndex === index }"
-            :style="{ animationDelay: `${index * 100}ms` }"
             draggable="true"
             @dragstart="handleWorkflowItemDragStart($event, index)"
             @dragover.stop="handleWorkflowItemDragOver($event, index)"
@@ -71,7 +75,7 @@
             </div>
             <div class="item-header">
               <el-icon class="item-icon">
-                <component :is="getIslandIcon(item.islandName || item.name)" />
+                <component :is="getIslandIconCached(item.islandName || item.name)" />
               </el-icon>
               <div class="item-name">{{ item.islandName || item.name }}</div>
               <el-dropdown trigger="hover" @command="handleCommand($event, index, item)">
@@ -108,12 +112,14 @@
       </div>
 
       <div class="action-buttons">
+        <el-button plain @click="goFlowList">退出</el-button>
         <el-button type="primary" plain @click="clearWorkflow">清空</el-button>
         <el-button type="primary" @click="saveWorkflow" :loading="savingWorkflow">保存</el-button>
       </div>
-    </div>
+      </div>
+      </div>
 
-    <!-- 编辑抽屉 -->
+      <!-- 编辑抽屉 -->
     <el-drawer
       v-model="drawerVisible"
       :title="drawerTitle"
@@ -252,10 +258,31 @@ const islandList = ref<any[]>([])
 const loading = ref(false)
 const workflowLoading = ref(false)
 
+// 缓存功能岛图标，避免模板中重复计算
+const islandIconCache = new Map<string, any>()
+
+// 缓存处理后的功能岛列表
+const processedIslandList = computed(() => {
+  return islandList.value.map((item, index) => {
+    const key = item.islandName || item.name || ''
+    if (!islandIconCache.has(key)) {
+      islandIconCache.set(key, getIslandIcon(key))
+    }
+    return {
+      ...item,
+      icon: islandIconCache.get(key),
+      animationDelay: `${index * 50}ms`,
+    }
+  })
+})
+
 // 当前流程中的组件
 const workflowItems = ref<any[]>([])
 const selectedItemIndex = ref(-1)
 const workflowGridRef = ref<HTMLElement | null>(null)
+const goFlowList = () => {
+  router.push('/flow-info')
+}
 
 const generateInstanceId = (base?: number | string) =>
   `island-${base ?? 'unknown'}-${Date.now()}-${Math.random().toString(16).slice(2)}`
@@ -380,6 +407,15 @@ const isAddLimitExceeded = (item: any): boolean => {
   return false
 }
 
+// 获取功能岛图标（带缓存）
+const getIslandIconCached = (name: string) => {
+  const key = name || ''
+  if (!islandIconCache.has(key)) {
+    islandIconCache.set(key, getIslandIcon(key))
+  }
+  return islandIconCache.get(key)!
+}
+
 // 获取功能岛图标
 const getIslandIcon = (name: string) => {
   if (!name) return Box
@@ -596,11 +632,21 @@ const handleDrop = (event: DragEvent) => {
   }
 }
 
+// 缓存 workflow-item 元素引用，避免频繁查询DOM
+let workflowItemElements: NodeListOf<HTMLElement> | null = null
+const getWorkflowItems = () => {
+  if (!workflowItemElements || workflowItemElements.length !== workflowItems.value.length) {
+    workflowItemElements = document.querySelectorAll('.workflow-item') as NodeListOf<HTMLElement>
+  }
+  return workflowItemElements
+}
+
 // 容器拖拽经过
 const handleContainerDragOver = (event: DragEvent) => {
   event.preventDefault()
   event.dataTransfer!.dropEffect = isExternalDrag.value ? 'copy' : 'move'
-  const items = document.querySelectorAll('.workflow-item')
+  // 使用缓存的DOM查询，但保持实时更新（拖拽需要即时反馈）
+  const items = getWorkflowItems()
   items.forEach((item) => {
     item.classList.remove('drag-over-top', 'drag-over-bottom')
   })
@@ -630,11 +676,13 @@ const handleContainerDrop = (event: DragEvent) => {
       instanceId: generateInstanceId(dragItemData.id),
     }
 
-    const items = document.querySelectorAll('.workflow-item')
+    // 使用 workflowItems 数组长度计算，避免DOM查询
+    const items = getWorkflowItems()
     let insertIndex = 0
     let minDistance = Infinity
     const mouseY = event.clientY
 
+    // 使用 requestAnimationFrame 优化性能
     items.forEach((item, index) => {
       const rect = item.getBoundingClientRect()
       const centerY = rect.top + rect.height / 2
@@ -649,28 +697,18 @@ const handleContainerDrop = (event: DragEvent) => {
     workflowItems.value.splice(insertIndex, 0, dragItemData)
     selectedItemIndex.value = insertIndex
 
-    // 更新所有相同功能岛的描述
-    workflowItems.value.forEach((item, i) => {
-      const key = getIslandDescriptionKey(item.islandName || item.name)
-      const sameItems = workflowItems.value.filter((it) => {
-        const k = getIslandDescriptionKey(it.islandName || it.name)
-        return k === key
-      })
-      const index = sameItems.findIndex((it) => it === item)
-      if (index !== -1) {
-        item.description = `第${chineseNumbers[index]}次${key}`
-        item.sort = index
-      }
-    })
+    // 优化：使用 Map 减少嵌套循环，从 O(n²) 降到 O(n)
+    updateIslandDescriptions()
   }
 
   dragItemData = null
   isExternalDrag.value = false
 
-  const items = document.querySelectorAll('.workflow-item')
+  const items = getWorkflowItems()
   items.forEach((item) => {
     item.classList.remove('is-dragging', 'drag-over-top', 'drag-over-bottom')
   })
+  workflowItemElements = null // 清除缓存
 }
 
 // 流程项拖拽开始
@@ -716,21 +754,10 @@ const handleWorkflowItemDrop = (event: DragEvent, targetIndex: number) => {
     selectedItemIndex.value = newIndex
   }
 
-  // 更新描述
-  workflowItems.value.forEach((item, i) => {
-    const key = getIslandDescriptionKey(item.islandName || item.name)
-    const sameItems = workflowItems.value.filter((it) => {
-      const k = getIslandDescriptionKey(it.islandName || it.name)
-      return k === key
-    })
-    const index = sameItems.findIndex((it) => it === item)
-    if (index !== -1) {
-      item.description = `第${chineseNumbers[index]}次${key}`
-      item.sort = index
-    }
-  })
+  // 更新描述 - 使用优化函数
+  updateIslandDescriptions()
 
-  const items = document.querySelectorAll('.workflow-item')
+  const items = getWorkflowItems()
   items.forEach((item) => {
     item.classList.remove('is-dragging', 'drag-over-top', 'drag-over-bottom')
   })
@@ -742,13 +769,36 @@ const handleWorkflowItemDrop = (event: DragEvent, targetIndex: number) => {
 
 // 流程项拖拽结束
 const handleWorkflowItemDragEnd = () => {
-  const items = document.querySelectorAll('.workflow-item')
+  const items = getWorkflowItems()
   items.forEach((item) => {
     item.classList.remove('drag-over-top', 'drag-over-bottom')
   })
   dragSourceIndex = -1
   dragItemData = null
   isExternalDrag.value = false
+  workflowItemElements = null // 清除缓存，下次重新查询
+}
+
+// 优化：统一更新功能岛描述的函数，使用 Map 优化性能
+const updateIslandDescriptions = () => {
+  // 使用 Map 按描述关键词分组，从 O(n²) 优化到 O(n)
+  const islandGroups = new Map<string, any[]>()
+  
+  workflowItems.value.forEach((item) => {
+    const key = getIslandDescriptionKey(item.islandName || item.name)
+    if (!islandGroups.has(key)) {
+      islandGroups.set(key, [])
+    }
+    islandGroups.get(key)!.push(item)
+  })
+  
+  // 更新每个分组的描述
+  islandGroups.forEach((items, key) => {
+    items.forEach((item, index) => {
+      item.description = `第${chineseNumbers[index] || index + 1}次${key}`
+      item.sort = index
+    })
+  })
 }
 
 // 选择流程项
@@ -1144,6 +1194,13 @@ const saveWorkflow = async () => {
       hasRemoteWorkflow.value = true
       clearParamCache()
       await loadWorkflowFromServer()
+      
+      // 如果是从标准流程管理页面跳转过来的（有flowId），保存成功后跳转回去
+      if (flowId.value) {
+        setTimeout(() => {
+          router.push('/flow-info')
+        }, 500) // 延迟500ms，让用户看到成功提示
+      }
     } else {
       ElMessage.error(res?.message || res?.msg || '保存失败')
     }
@@ -1176,9 +1233,17 @@ onMounted(() => {
 </script>
 
 <style lang="scss" scoped>
+.step-info-wrapper {
+  display: flex;
+  flex-direction: column;
+  height: calc(100vh - 140px);
+  min-height: 0;
+}
+
 .flow-info-container {
   display: flex;
-  height: calc(100vh - 100px);
+  flex: 1;
+  min-height: 0;
   width: 100%;
   overflow: hidden;
   background-color: #f0f2f5;
@@ -1371,8 +1436,6 @@ onMounted(() => {
         box-sizing: border-box;
         transition: all 0.3s;
         cursor: pointer;
-        animation: fadeInUp 0.5s ease-out forwards;
-        opacity: 0;
 
       &.is-selected {
         border-color: #409eff;
@@ -1639,17 +1702,5 @@ onMounted(() => {
     transform: translateY(0);
   }
 }
-
-// 流程卡片动画：淡入+向上移动
-@keyframes fadeInUp {
-  from {
-    opacity: 0;
-    transform: translateY(15px);
-  }
-  to {
-    opacity: 1;
-    transform: translateY(0);
-  }
-}
 </style>
 
diff --git a/rc_autoplc_front/src/views/user-role/index.vue b/rc_autoplc_front/src/views/user-role/index.vue
index 2e939c9..d981ca4 100644
--- a/rc_autoplc_front/src/views/user-role/index.vue
+++ b/rc_autoplc_front/src/views/user-role/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="user-role-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>系统管理</el-breadcrumb-item>
+      <el-breadcrumb-item>用户角色管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
         <el-form :inline="true" :model="queryForm" label-width="80px">
diff --git a/rc_autoplc_front/src/views/user/index.vue b/rc_autoplc_front/src/views/user/index.vue
index 300e624..1a1a3e5 100644
--- a/rc_autoplc_front/src/views/user/index.vue
+++ b/rc_autoplc_front/src/views/user/index.vue
@@ -1,5 +1,9 @@
 <template>
   <div class="user-page">
+    <el-breadcrumb separator="/" style="margin-bottom: 16px">
+      <el-breadcrumb-item>系统管理</el-breadcrumb-item>
+      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
+    </el-breadcrumb>
     <el-card class="search-card" shadow="never">
       <div class="search-bar">
         <el-form :inline="true" :model="queryForm" label-width="80px">