diff --git a/package/component/script/build.es.ts b/package/component/script/build.es.ts
index 3781de54..3606a92a 100644
--- a/package/component/script/build.es.ts
+++ b/package/component/script/build.es.ts
@@ -43,7 +43,7 @@ const matchModule: string[] = [
   "dropdownMenu",
   "dropdownMenuItem",
   "tag",
-  "tagInput"
+  "tagInput",
 ];
 
 export default (): UserConfigExport => {
diff --git a/package/component/src/component/dropdown/index.vue b/package/component/src/component/dropdown/index.vue
index ad62b0ba..85b0d931 100644
--- a/package/component/src/component/dropdown/index.vue
+++ b/package/component/src/component/dropdown/index.vue
@@ -70,7 +70,6 @@ export interface LayDropdownProps {
   alignPoint?: boolean;
   contentClass?: string | Array<string | object> | object;
   contentStyle?: StyleValue;
-  // wip
   popupContainer?: string | undefined;
 }
 
diff --git a/package/component/src/component/layout/index.vue b/package/component/src/component/layout/index.vue
index 916de74b..b1275248 100644
--- a/package/component/src/component/layout/index.vue
+++ b/package/component/src/component/layout/index.vue
@@ -26,7 +26,10 @@ const isVertical = computed(() => {
   return vNodes.some((vNode) => {
     const componentName = (vNode.type as Component).name;
     if (!componentName) return false;
-    return [Header.name].includes(componentName) || [Footer.name].includes(componentName);
+    return (
+      [Header.name].includes(componentName) ||
+      [Footer.name].includes(componentName)
+    );
   });
 });
 
diff --git a/package/component/src/component/select/index.less b/package/component/src/component/select/index.less
index 61ecf983..2136a2fb 100644
--- a/package/component/src/component/select/index.less
+++ b/package/component/src/component/select/index.less
@@ -14,7 +14,16 @@
   text-overflow: ellipsis;
 }
 
+.layui-select-options .layui-select-option .layui-form-checkbox[lay-skin="primary"] {
+  padding-left: 12px;
+}
+
 .layui-select-options .layui-select-option.layui-this {
   background-color: var(--global-neutral-color-2);
   color: var(--global-checked-color);
+  font-size: 700;
+}
+
+.layui-select-search {
+  padding: 5px 10px;
 }
\ No newline at end of file
diff --git a/package/component/src/component/select/index.vue b/package/component/src/component/select/index.vue
index 5a9a922e..e72bacbb 100644
--- a/package/component/src/component/select/index.vue
+++ b/package/component/src/component/select/index.vue
@@ -6,11 +6,13 @@ export default {
 
 <script setup lang="ts">
 import "./index.less";
-import { provide, computed, WritableComputedRef } from "vue";
+import { provide, computed, WritableComputedRef, ref } from "vue";
 import LayInput from "../input/index.vue";
 import LayTagInput from "../tagInput/index.vue";
 import LayDropdown from "../dropdown/index.vue";
-import LaySelectOption, { LaySelectOptionProps } from "../selectOption/index.vue";
+import LaySelectOption, {
+  LaySelectOptionProps,
+} from "../selectOption/index.vue";
 
 export interface LaySelectProps {
   name?: string;
@@ -41,37 +43,51 @@ const props = withDefaults(defineProps<LaySelectProps>(), {
 
 const emits = defineEmits<SelectEmits>();
 
+const searchValue = ref("");
+
 const selectedValue = computed({
   get() {
     return props.modelValue;
   },
   set(val) {
-    emits('update:modelValue', val);
-    emits('change', val);
-  }
-})
+    emits("update:modelValue", val);
+    emits("change", val);
+  },
+});
 
 const multiple = computed(() => {
   return props.multiple;
-})
+});
 
-provide('selectedValue', selectedValue);
-provide('multiple', multiple);
+provide("selectedValue", selectedValue);
+provide("searchValue", searchValue);
+provide("multiple", multiple);
 </script>
 
 <template>
   <div class="layui-select">
     <lay-dropdown update-at-scroll>
-        <lay-tag-input v-if="multiple" v-model="selectedValue"></lay-tag-input>
-        <lay-input v-else :placeholder="placeholder" v-model="selectedValue"></lay-input>
-        <template #content>
-          <dl class="layui-select-options">
-            <template v-if="items">
-              <lay-select-option v-for="(item, index) in items" v-bind="item" :key="index"></lay-select-option>
-            </template>
-            <slot></slot>
-          </dl>
-        </template>
+      <lay-tag-input v-if="multiple" v-model="selectedValue" :disabledInput="true"></lay-tag-input>
+      <lay-input
+        v-else
+        :placeholder="placeholder"
+        v-model="selectedValue"
+      ></lay-input>
+      <template #content>
+        <dl class="layui-select-options">
+          <div class="layui-select-search">
+            <lay-input v-model="searchValue" size="sm" placeholder="请选择" prefix-icon="layui-icon-search"></lay-input>
+          </div>
+          <template v-if="items">
+            <lay-select-option
+              v-for="(item, index) in items"
+              v-bind="item"
+              :key="index"
+            ></lay-select-option>
+          </template>
+          <slot></slot>
+        </dl>
+      </template>
     </lay-dropdown>
-  </div> 
+  </div>
 </template>
diff --git a/package/component/src/component/selectOption/index.vue b/package/component/src/component/selectOption/index.vue
index 6f08ee55..d7140a22 100644
--- a/package/component/src/component/selectOption/index.vue
+++ b/package/component/src/component/selectOption/index.vue
@@ -6,13 +6,13 @@ export default {
 
 <script setup lang="ts">
 import LayCheckbox from "../checkbox/index.vue";
-import { computed, ComputedRef, inject, WritableComputedRef } from "vue";
+import { computed, ComputedRef, inject, WritableComputedRef, Ref } from "vue";
 
 export interface LaySelectOptionProps {
-  value: string | object;
   label: string;
-  keyword?: string;
+  value: string | object;
   disabled?: boolean;
+  keyword?: string;
 }
 
 const props = withDefaults(defineProps<LaySelectOptionProps>(), {
@@ -22,32 +22,38 @@ const props = withDefaults(defineProps<LaySelectOptionProps>(), {
 });
 
 const selectedValue: WritableComputedRef<any> = inject("selectedValue") as WritableComputedRef<any>;
+const searchValue: Ref<string> = inject('searchValue') as Ref<string>;
 const multiple: ComputedRef = inject("multiple") as ComputedRef;
 
 const handleSelect = () => {
-  if(!multiple.value) {
+  if (!multiple.value) {
     selectedValue.value = props.value;
   }
-}
+};
 
-const isSelected = computed(() => {
+const selected = computed(() => {
   if (multiple.value) {
     return selectedValue.value.indexOf(props.value) != -1;
   } else {
+    // close dropdown
     return selectedValue.value === props.value;
   }
 });
+
+const display = computed(() => {
+  return props.keyword.indexOf(searchValue.value) > -1 || props.label.indexOf(searchValue.value) > -1;
+})
 </script>
 
 <template>
-  <dd class="layui-select-option" :class="{ 'layui-this': isSelected && !multiple }" @click="handleSelect">
+  <dd
+    v-show="display"
+    :class="['layui-select-option', { 'layui-this': selected && !multiple }]"
+    @click="handleSelect"
+  >
     <template v-if="multiple">
-      <lay-checkbox v-model="selectedValue" :value="value" skin="primary"
-        ><slot>{{ label }}</slot></lay-checkbox
-      >
-    </template>
-    <template v-else>
-      <slot>{{ label }}</slot>
+      <lay-checkbox v-model="selectedValue" :value="value" skin="primary"></lay-checkbox>
     </template>
+    <slot>{{ label }}</slot>
   </dd>
 </template>
diff --git a/package/component/src/component/tagInput/index.vue b/package/component/src/component/tagInput/index.vue
index d419caf2..85926e3e 100644
--- a/package/component/src/component/tagInput/index.vue
+++ b/package/component/src/component/tagInput/index.vue
@@ -17,6 +17,7 @@ import {
   nextTick,
 } from "vue";
 import { reactiveOmit, useResizeObserver, useVModel } from "@vueuse/core";
+import { LayIcon } from "@layui/icons-vue";
 
 export interface TagData {
   value?: string | number;
@@ -29,6 +30,7 @@ export interface LayInputTagProps {
   modelValue?: (string | number | TagData)[];
   inputValue?: string;
   disabled?: boolean;
+  disabledInput?: boolean;
   placeholder?: string;
   readonly?: boolean;
   allowClear?: boolean;
@@ -41,12 +43,12 @@ export interface LayInputTagProps {
 
 const props = withDefaults(defineProps<LayInputTagProps>(), {
   disabled: false,
+  disabledInput: false,
   placeholder: "",
   readonly: false,
   allowClear: true,
   minCollapsedNum: 3,
   size: "md",
-  //max:3
 });
 
 const emit = defineEmits(["update:modelValue", "update:inputValue"]);
@@ -62,6 +64,7 @@ const tagData = useVModel(props, "modelValue", emit, {
   deep: true,
   defaultValue: [] as TagData[],
 });
+
 const tagProps = reactiveOmit(
   props.tagProps ?? {},
   "closable",
@@ -183,10 +186,10 @@ watch(
 );
 
 const moreCount = computed(() => {
-  if(tagData.value && computedTagData.value) {
-    return tagData.value.length - computedTagData.value.length
+  if (tagData.value && computedTagData.value) {
+    return tagData.value.length - computedTagData.value.length;
   }
-})
+});
 
 onMounted(() => {
   handleResize();
@@ -240,7 +243,8 @@ defineExpose({
           </template>
         </LayToopTip>
       </template>
-      <input
+      <template v-if="!disabledInput">
+        <input
         ref="inputRefEl"
         class="layui-tag-input-inner-input"
         :style="inputStyle"
@@ -254,6 +258,7 @@ defineExpose({
         @compositionupdate="handleComposition"
         @compositionend="handleComposition"
       />
+      </template>
     </span>
     <span v-if="allowClear && tagData?.length" class="layui-tag-input-clear">
       <lay-icon type="layui-icon-close-fill" @click.stop="handleClearClick" />
diff --git a/package/component/src/utils/arrayUtil.ts b/package/component/src/utils/arrayUtil.ts
index 31e41384..8afb38a2 100644
--- a/package/component/src/utils/arrayUtil.ts
+++ b/package/component/src/utils/arrayUtil.ts
@@ -1,3 +1,3 @@
 export const check = (arr: any[], value: any) => {
-    return arr.indexOf(value) > -1;
-}
\ No newline at end of file
+  return arr.indexOf(value) > -1;
+};
diff --git a/package/component/src/utils/index.ts b/package/component/src/utils/index.ts
index ab504724..0cfb1eaf 100644
--- a/package/component/src/utils/index.ts
+++ b/package/component/src/utils/index.ts
@@ -1,3 +1,3 @@
 export * from "./DomUtil";
 export * from "./withInstall";
-export * from "./arrayUtil";
\ No newline at end of file
+export * from "./arrayUtil";
diff --git a/package/document-component/src/document/zh-CN/components/dropdown.md b/package/document-component/src/document/zh-CN/components/dropdown.md
index 72fc5ccf..b7e530d1 100644
--- a/package/document-component/src/document/zh-CN/components/dropdown.md
+++ b/package/document-component/src/document/zh-CN/components/dropdown.md
@@ -24,7 +24,7 @@
         </lay-dropdown-menu>
     </template>
   </lay-dropdown>
-  <lay-dropdown popupContainer=".layui-body>div">
+  <lay-dropdown>
     <lay-button type="primary">下拉菜单</lay-button>
     <template #content>
         <lay-dropdown-menu>
diff --git a/package/document-component/src/document/zh-CN/components/tagInput.md b/package/document-component/src/document/zh-CN/components/tagInput.md
index 13dbecc1..366f3583 100644
--- a/package/document-component/src/document/zh-CN/components/tagInput.md
+++ b/package/document-component/src/document/zh-CN/components/tagInput.md
@@ -13,7 +13,7 @@
 ::: demo 使用 `lay-tag-input` 标签, 创建标签输入框。  
 
 <template>
-  <lay-tag-input v-model="data1" v-model:inputValue="inputValue"></lay-tag-input>
+  <lay-tag-input v-model="data1" v-model:inputValue="inputValue1"></lay-tag-input>
 </template>
 
 <script>
@@ -22,17 +22,65 @@ import { ref,watch } from 'vue'
 export default {
   setup() {
     const data1 = ref(['Vue', 'React']);
-    const inputValue = ref();
-    watch(data1, (val) => {
-      console.log("tagData",val)
-    })
-    watch(inputValue, (val) => {
-      console.log("inputValue",val)
-    })
+    const inputValue1 = ref("");
 
     return {
       data1,
-      inputValue
+      inputValue1
+    }
+  }
+}
+</script>
+
+:::
+
+::: title 只读状态
+:::
+
+::: demo 使用 `lay-tag-input` 标签, 创建标签输入框。  
+
+<template>
+  <lay-tag-input v-model="data3" v-model:inputValue="inputValue3" :readonly="true"></lay-tag-input>
+</template>
+
+<script>
+import { ref,watch } from 'vue'
+
+export default {
+  setup() {
+    const data3 = ref(['Vue', 'React']);
+    const inputValue3 = ref("");
+
+    return {
+      data3,
+      inputValue3
+    }
+  }
+}
+</script>
+
+:::
+
+::: title 禁用状态
+:::
+
+::: demo 使用 `lay-tag-input` 标签, 创建标签输入框。  
+
+<template>
+  <lay-tag-input v-model="data4" v-model:inputValue="inputValue4" :disabled="true"></lay-tag-input>
+</template>
+
+<script>
+import { ref,watch } from 'vue'
+
+export default {
+  setup() {
+    const data4 = ref(['Vue', 'React']);
+    const inputValue4 = ref("");
+
+    return {
+      data4,
+      inputValue4
     }
   }
 }
diff --git a/package/icons/src/icons/TreadIcon.vue b/package/icons/src/icons/TreadIcon.vue
index a2886f4c..c546bfe5 100644
--- a/package/icons/src/icons/TreadIcon.vue
+++ b/package/icons/src/icons/TreadIcon.vue
@@ -3,6 +3,7 @@ export default {
   name: "TreadIcon",
 };
 </script>
+
 <script setup lang="ts">
 import LayIcon from "../component/icon/index";
 
@@ -11,6 +12,7 @@ const props = defineProps<{
   size?: string;
 }>();
 </script>
+
 <template>
   <lay-icon :color="props.color" :size="props.size" type="layui-icon-tread" />
 </template>