diff --git a/src/components/PersonPicker/index.vue b/src/components/PersonPicker/index.vue
index 433bbc7..66e60d8 100644
--- a/src/components/PersonPicker/index.vue
+++ b/src/components/PersonPicker/index.vue
@@ -26,79 +26,66 @@
                     </el-tab-pane>
                 </el-tabs>
 
-                <!-- 搜索栏 -->
-                <div class="search-bar">
-                    <el-input
-                        v-if="activeTab === 'person'"
-                        v-model.trim="searchKeyword"
-                        placeholder="输入关键字"
-                        clearable
-                        prefix-icon="Search"
-                        @input="handleSearch"
-                    />
-                    <el-input
-                        v-else
-                        v-model.trim="groupSearchKeyword"
-                        placeholder="输入关键字"
-                        clearable
-                        prefix-icon="Search"
-                        @input="handleGroupSearch"
-                    />
+                <!-- 人员tab内容 -->
+                <div v-show="activeTab === 'person'" class="tab-content">
+                    <!-- 搜索栏 -->
+                    <div class="search-bar">
+                        <el-input
+                            v-model.trim="searchKeyword"
+                            placeholder="输入关键字"
+                            clearable
+                            prefix-icon="Search"
+                            @input="handleSearch"
+                        />
+                    </div>
+
+                    <!-- 人员表格 - 使用虚拟表格 -->
+                    <div class="table-container">
+                        <el-auto-resizer>
+                            <template #default="{ height, width }">
+                                <el-table-v2
+                                    :columns="personTableColumns"
+                                    :data="filteredPersonList"
+                                    :width="width"
+                                    :height="height"
+                                    row-key="id"
+                                    fixed
+                                />
+                            </template>
+                        </el-auto-resizer>
+                    </div>
                 </div>
 
-                <!-- 人员表格 -->
-                <el-table
-                    v-if="activeTab === 'person'"
-                    border
-                    ref="personTableRef"
-                    :data="filteredPersonList"
-                    height="400"
-                    @selection-change="onPersonSelectionChange"
-                >
-                    <el-table-column type="selection" width="50" align="center" />
-                    <el-table-column
-                        show-overflow-tooltip
-                        prop="orgName"
-                        label="人员所属"
-                        align="center"
-                    />
-                    <el-table-column
-                        show-overflow-tooltip
-                        prop="workerName"
-                        label="姓名"
-                        width="120"
-                        align="center"
-                    />
-                    <el-table-column show-overflow-tooltip prop="sex" label="性别" align="center">
-                        <template #default="{ row }">
-                            {{ row.sex == 1 ? '男' : '女' }}
-                        </template>
-                    </el-table-column>
-                    <el-table-column
-                        show-overflow-tooltip
-                        prop="phone"
-                        label="电话"
-                        align="center"
-                    />
-                </el-table>
+                <!-- 分组tab内容 -->
+                <div v-show="activeTab === 'group'" class="tab-content">
+                    <!-- 搜索栏 -->
+                    <div class="search-bar">
+                        <el-input
+                            v-model.trim="groupSearchKeyword"
+                            placeholder="输入关键字"
+                            clearable
+                            prefix-icon="Search"
+                            @input="handleGroupSearch"
+                        />
+                    </div>
 
-                <!-- 分组表格 -->
-                <el-table
-                    v-else
-                    border
-                    ref="groupTableRef"
-                    :data="filteredGroupList"
-                    height="400"
-                    @selection-change="onGroupSelectionChange"
-                >
-                    <el-table-column type="selection" width="50" align="center" />
-                    <el-table-column
-                        show-overflow-tooltip
-                        prop="groupName"
-                        label="分组名称"
-                        align="center"
-                    />
-                </el-table>
+                    <!-- 分组表格 -->
+                    <el-table
+                        border
+                        ref="groupTableRef"
+                        :data="filteredGroupList"
+                        height="400"
+                        @selection-change="onGroupSelectionChange"
+                    >
+                        <el-table-column type="selection" width="50" align="center" />
+                        <el-table-column
+                            show-overflow-tooltip
+                            prop="groupName"
+                            label="分组名称"
+                            align="center"
+                        />
+                    </el-table>
+                </div>
             </el-col>
 
             <!-- 右侧已选内容 -->
@@ -157,10 +144,12 @@
 </template>
 
 <script setup name="PersonPicker">
-import { ref, computed, watch, nextTick, onMounted } from 'vue'
+import { ref, computed, watch, nextTick, onMounted, h } from 'vue'
 import { Close } from '@element-plus/icons-vue'
+import { ElCheckbox } from 'element-plus'
 import { getAllPersonAPI } from '@/api/personManage/person.js'
 import { getAllGroupAPI } from '@/api/basicManage/groupManage.js'
+import { debounce } from '@/utils'
 
 const props = defineProps({
     modelValue: {
@@ -178,7 +167,6 @@ const emit = defineEmits(['update:modelValue', 'update:groupList', 'confirm'])
 const activeTab = ref('person')
 const searchKeyword = ref('')
 const groupSearchKeyword = ref('')
-const personTableRef = ref(null)
 const groupTableRef = ref(null)
 
 // 数据列表
@@ -197,19 +185,106 @@ const isSyncing = ref(false)
 // 标志位：是否已经初始化过（用于区分是用户操作还是外部数据变化）
 const isInitialized = ref(false)
 
-// 过滤后的人员列表
-const filteredPersonList = computed(() => {
-    if (!searchKeyword.value) {
-        return personList.value
-    }
-    const keyword = searchKeyword.value.toLowerCase()
-    return personList.value.filter((item) => {
-        const orgName = (item.orgName || '').toLowerCase()
-        const workerName = (item.workerName || '').toLowerCase()
-        return orgName.includes(keyword) || workerName.includes(keyword)
-    })
+// 已选中行的keys（用于虚拟化表格）
+const selectedRowKeys = ref([])
+
+// 过滤后的人员列表（使用ref避免频繁计算）
+const filteredPersonList = ref([])
+
+// 防抖后的过滤函数
+const debouncedPersonFilter = ref(null)
+
+// 虚拟化表格列配置
+const personTableColumns = computed(() => {
+    return [
+        {
+            key: 'selection',
+            width: 55,
+            cellRenderer: ({ rowData }) => {
+                const isSelected = selectedRowKeys.value.includes(rowData.id)
+                return h(ElCheckbox, {
+                    modelValue: isSelected,
+                    'onUpdate:modelValue': (val) => {
+                        handlePersonRowSelect({ row: rowData, checked: val })
+                    },
+                })
+            },
+            headerCellRenderer: () => {
+                const allSelected =
+                    filteredPersonList.value.length > 0 &&
+                    filteredPersonList.value.every((row) => selectedRowKeys.value.includes(row.id))
+                const someSelected = filteredPersonList.value.some((row) =>
+                    selectedRowKeys.value.includes(row.id),
+                )
+
+                return h(ElCheckbox, {
+                    modelValue: allSelected,
+                    indeterminate: someSelected && !allSelected,
+                    'onUpdate:modelValue': (val) => {
+                        handlePersonSelectAll({ checked: val })
+                    },
+                })
+            },
+        },
+        {
+            key: 'orgName',
+            dataKey: 'orgName',
+            title: '人员所属',
+            width: 150,
+        },
+        {
+            key: 'workerName',
+            dataKey: 'workerName',
+            title: '姓名',
+            width: 120,
+        },
+        {
+            key: 'sex',
+            dataKey: 'sex',
+            title: '性别',
+            width: 80,
+            cellRenderer: ({ rowData }) => {
+                return rowData.sex == 1 ? '男' : '女'
+            },
+        },
+        {
+            key: 'phone',
+            dataKey: 'phone',
+            title: '电话',
+            width: 200,
+        },
+    ]
 })
 
+// 执行人员过滤操作（优化后的版本）
+const performPersonFilter = () => {
+    if (personList.value.length === 0) {
+        filteredPersonList.value = []
+        return
+    }
+
+    if (!searchKeyword.value) {
+        filteredPersonList.value = personList.value
+    } else {
+        const keyword = searchKeyword.value.toLowerCase()
+        filteredPersonList.value = personList.value.filter((item) => {
+            const orgName = (item.orgName || '').toLowerCase()
+            const workerName = (item.workerName || '').toLowerCase()
+            return orgName.includes(keyword) || workerName.includes(keyword)
+        })
+    }
+
+    // 过滤后同步选中状态
+    nextTick(() => {
+        syncPersonTableSelection()
+    })
+}
+
+// 创建防抖过滤函数
+const createDebouncedPersonFilter = () => {
+    debouncedPersonFilter.value = debounce(performPersonFilter, 300)
+}
+
 // 过滤后的分组列表
 const filteredGroupList = computed(() => {
     if (!groupSearchKeyword.value) {
@@ -286,11 +361,13 @@ const handleTabChange = (tabName) => {
     })
 }
 
-// 搜索处理
+// 搜索处理（使用防抖）
 const handleSearch = () => {
-    nextTick(() => {
-        syncPersonTableSelection()
-    })
+    if (debouncedPersonFilter.value) {
+        debouncedPersonFilter.value()
+    } else {
+        performPersonFilter()
+    }
 }
 
 const handleGroupSearch = () => {
@@ -299,50 +376,133 @@ const handleGroupSearch = () => {
     })
 }
 
-// 人员选择变化
-const onPersonSelectionChange = (selection) => {
+// 虚拟化表格：单行选择变化
+const handlePersonRowSelect = ({ row, checked }) => {
     if (isSyncing.value) {
         return
     }
 
-    // 获取当前过滤后可见的人员ID集合
-    const visiblePersonIds = new Set(filteredPersonList.value.map((item) => item.id))
+    isSyncing.value = true
 
-    // 获取当前选中的可见人员ID集合
-    const selectedVisibleIds = new Set(selection.map((item) => item.id))
+    const rowId = Number(row.id)
+    const allSelectedIds = new Set(directSelectedPersonIds.value.map((id) => Number(id)))
 
-    // 保留不在当前过滤列表中的已选人员（这些人员被搜索过滤掉了，但应该保留）
-    const preservedIds = directSelectedPersonIds.value.filter((id) => !visiblePersonIds.has(id))
+    if (checked) {
+        allSelectedIds.add(rowId)
+        if (!selectedRowKeys.value.includes(row.id)) {
+            selectedRowKeys.value.push(row.id)
+        }
+    } else {
+        allSelectedIds.delete(rowId)
+        const index = selectedRowKeys.value.indexOf(row.id)
+        if (index > -1) {
+            selectedRowKeys.value.splice(index, 1)
+        }
+    }
 
-    // 合并保留的ID和当前选中的可见ID
-    directSelectedPersonIds.value = [...preservedIds, ...selectedVisibleIds]
+    directSelectedPersonIds.value = Array.from(allSelectedIds)
 
-    // 触发更新，合并所有选中的人员
+    // 触发更新
     updateSelectedPersons()
+
+    nextTick(() => {
+        isSyncing.value = false
+    })
 }
 
-// 更新选中的内容
+// 虚拟化表格：全选/取消全选（优化：批量处理，避免逐个操作，使用异步更新提升性能）
+const handlePersonSelectAll = ({ checked }) => {
+    if (isSyncing.value) {
+        return
+    }
+
+    isSyncing.value = true
+
+    // 先更新UI状态，提升响应速度
+    if (checked) {
+        // 全选：先快速更新UI显示的选中keys
+        const filteredLength = filteredPersonList.value.length
+        if (filteredLength > 0) {
+            // 使用预分配数组，性能更好
+            const newSelectedKeys = new Array(filteredLength)
+            for (let i = 0; i < filteredLength; i++) {
+                newSelectedKeys[i] = filteredPersonList.value[i].id
+            }
+            selectedRowKeys.value = newSelectedKeys
+        }
+    } else {
+        // 取消全选：清空当前可见的选中keys
+        selectedRowKeys.value = []
+    }
+
+    // 使用 requestAnimationFrame 延迟更新数据状态，避免阻塞UI渲染
+    requestAnimationFrame(() => {
+        const allSelectedIds = new Set(directSelectedPersonIds.value.map((id) => Number(id)))
+        const filteredList = filteredPersonList.value
+        const filteredLength = filteredList.length
+
+        if (checked) {
+            // 全选：批量添加当前过滤列表中的所有项
+            // 直接遍历 filteredList，避免创建中间数组
+            for (let i = 0; i < filteredLength; i++) {
+                allSelectedIds.add(Number(filteredList[i].id))
+            }
+        } else {
+            // 取消全选：批量移除当前过滤列表中的项
+            for (let i = 0; i < filteredLength; i++) {
+                allSelectedIds.delete(Number(filteredList[i].id))
+            }
+        }
+
+        // 更新选中的人员ID列表（使用预分配数组，性能更好）
+        const selectedIdsArray = new Array(allSelectedIds.size)
+        let index = 0
+        for (const id of allSelectedIds) {
+            selectedIdsArray[index++] = id
+        }
+        directSelectedPersonIds.value = selectedIdsArray
+
+        // 延迟触发更新，避免阻塞UI
+        requestAnimationFrame(() => {
+            updateSelectedPersons()
+            isSyncing.value = false
+        })
+    })
+}
+
+// 更新选中的内容（优化：使用Map缓存，避免重复查找）
 const updateSelectedPersons = () => {
     // 标记为已初始化，避免watch反向同步
     isInitialized.value = true
 
-    // 更新人员列表
-    const persons = directSelectedPersonIds.value
-        .map((personId) => {
-            const person = personList.value.find((p) => p.id === personId)
-            if (person) {
-                return {
-                    id: person.id,
-                    workerName: person.workerName,
-                    orgName: person.orgName,
-                    sex: person.sex,
-                    phone: person.phone,
-                }
+    // 创建人员ID到人员对象的Map，提升查找性能
+    const personMap = new Map()
+    personList.value.forEach((person) => {
+        personMap.set(Number(person.id), person)
+    })
+
+    // 更新人员列表（使用Map查找，性能更好）
+    const selectedIds = directSelectedPersonIds.value
+    const persons = new Array(selectedIds.length)
+    let validCount = 0
+
+    for (let i = 0; i < selectedIds.length; i++) {
+        const personId = Number(selectedIds[i])
+        const person = personMap.get(personId)
+        if (person) {
+            persons[validCount++] = {
+                id: person.id,
+                workerName: person.workerName,
+                orgName: person.orgName,
+                sex: person.sex,
+                phone: person.phone,
             }
-            return null
-        })
-        .filter(Boolean)
-    emit('update:modelValue', persons)
+        }
+    }
+
+    // 只保留有效的人员
+    const validPersons = validCount === persons.length ? persons : persons.slice(0, validCount)
+    emit('update:modelValue', validPersons)
 
     // 更新分组列表
     const groups = selectedGroupIds.value
@@ -376,33 +536,38 @@ const onGroupSelectionChange = (selection) => {
     updateSelectedPersons()
 }
 
-// 同步人员表格选中状态
+// 同步人员表格选中状态（优化：使用Set提高查找性能，批量操作）
 const syncPersonTableSelection = () => {
-    if (!personTableRef.value || directSelectedPersonIds.value.length === 0) {
-        if (personTableRef.value) {
-            isSyncing.value = true
-            personTableRef.value.clearSelection()
-            nextTick(() => {
-                isSyncing.value = false
-            })
-        }
+    // 如果正在同步中，跳过，避免重复同步
+    if (isSyncing.value) {
         return
     }
 
+    // 设置同步标志，防止触发 watch
     isSyncing.value = true
-    const selectedIds = new Set(directSelectedPersonIds.value.map((id) => Number(id)))
 
-    nextTick(() => {
-        personTableRef.value.clearSelection()
-        filteredPersonList.value.forEach((row) => {
-            const rowId = Number(row.id)
-            if (selectedIds.has(rowId)) {
-                personTableRef.value.toggleRowSelection(row, true)
-            }
-        })
+    if (directSelectedPersonIds.value.length === 0) {
+        // 如果没有选中项，清空所有选中状态
+        selectedRowKeys.value = []
         nextTick(() => {
             isSyncing.value = false
         })
+        return
+    }
+
+    // 使用Set提高查找性能
+    const selectedIds = new Set(directSelectedPersonIds.value.map((id) => Number(id)))
+
+    // 只同步当前过滤列表中可见的选中项
+    const visibleSelectedKeys = filteredPersonList.value
+        .filter((row) => selectedIds.has(Number(row.id)))
+        .map((row) => row.id)
+
+    selectedRowKeys.value = visibleSelectedKeys
+
+    // 同步完成后，延迟重置标志位
+    nextTick(() => {
+        isSyncing.value = false
     })
 }
 
@@ -439,6 +604,11 @@ const syncGroupTableSelection = () => {
 // 移除单个人员（仅用于人员tab）
 const handleRemovePerson = (personId) => {
     directSelectedPersonIds.value = directSelectedPersonIds.value.filter((id) => id !== personId)
+    // 同时更新虚拟表格的选中keys
+    const index = selectedRowKeys.value.indexOf(personId)
+    if (index > -1) {
+        selectedRowKeys.value.splice(index, 1)
+    }
     updateSelectedPersons()
     // 同步人员表格
     nextTick(() => {
@@ -451,9 +621,7 @@ const handleClearAll = () => {
     isSyncing.value = true
     if (activeTab.value === 'person') {
         directSelectedPersonIds.value = []
-        if (personTableRef.value) {
-            personTableRef.value.clearSelection()
-        }
+        selectedRowKeys.value = []
     } else {
         selectedGroupIds.value = []
         if (groupTableRef.value) {
@@ -472,6 +640,11 @@ const getPersonList = async () => {
         const result = await getAllPersonAPI()
         if (result.code === 200 && result.rows) {
             personList.value = result.rows || []
+            // 初始化过滤列表
+            performPersonFilter()
+            // 创建防抖过滤函数
+            createDebouncedPersonFilter()
+            // 人员列表加载完成后，同步选中状态
             nextTick(() => {
                 syncPersonTableSelection()
             })
@@ -600,10 +773,20 @@ onMounted(() => {
 
 <style lang="scss" scoped>
 .person-picker {
+    .tab-content {
+        min-height: 450px;
+    }
+
     .search-bar {
         margin-bottom: 10px;
     }
 
+    .table-container {
+        height: 400px;
+        border: 1px solid #dcdfe6;
+        border-radius: 4px;
+    }
+
     .selected-persons {
         border: 1px solid #dcdfe6;
         border-radius: 4px;