diff --git a/packages/fineui/src/core/constant/writable.var.js b/packages/fineui/src/core/constant/writable.var.js
index d8a503c29..16fb88042 100644
--- a/packages/fineui/src/core/constant/writable.var.js
+++ b/packages/fineui/src/core/constant/writable.var.js
@@ -138,4 +138,13 @@ addDescriptor("DOM", {
 addDescriptor("nextTick", {
     get: () => nextTick,
     set: setNextTick,
-});
\ No newline at end of file
+});
+
+export let PasteLimit = 2000;
+export const setPasteLimit = v => {
+    PasteLimit = v;
+};
+addDescriptor("PasteLimit", {
+    get: () => PasteLimit,
+    set: setPasteLimit,
+});
diff --git a/packages/fineui/src/widget/multiselect/multiselect.insert.combo.js b/packages/fineui/src/widget/multiselect/multiselect.insert.combo.js
index 25ebc9feb..61e9f125a 100644
--- a/packages/fineui/src/widget/multiselect/multiselect.insert.combo.js
+++ b/packages/fineui/src/widget/multiselect/multiselect.insert.combo.js
@@ -33,6 +33,7 @@ import {
     SIZE_CONSANTS,
     BlankSplitChar,
     size,
+    PasteLimit,
 } from "@/core";
 import { Single, Combo, Msg } from "@/base";
 import { MultiSelectBar, TriggerIconButton } from "@/case";
@@ -146,8 +147,8 @@ export class MultiSelectInsertCombo extends Single {
                     }
                     self._dataChange = true;
                 });
-                this.getSearcher().getKeywordsLength() > 2000 &&
-                Msg.alert(i18nText("BI-Basic_Prompt"), i18nText("BI-Basic_Too_Much_Value_Get_Two_Thousand"));
+                this.getSearcher().getKeywordsLength() > PasteLimit &&
+                Msg.alert(i18nText("BI-Basic_Prompt"), i18nText("BI-Basic_Paste_Too_Much_Value", PasteLimit));
             }
             self.fireEvent(MultiSelectInsertCombo.EVENT_SEARCHING);
         });
diff --git a/packages/fineui/src/widget/multiselect/multiselect.insert.combo.nobar.js b/packages/fineui/src/widget/multiselect/multiselect.insert.combo.nobar.js
index 03300f29c..3c782b9e9 100644
--- a/packages/fineui/src/widget/multiselect/multiselect.insert.combo.nobar.js
+++ b/packages/fineui/src/widget/multiselect/multiselect.insert.combo.nobar.js
@@ -29,7 +29,8 @@ import {
     pushDistinct,
     Selection,
     BlankSplitChar,
-    SIZE_CONSANTS
+    SIZE_CONSANTS,
+    PasteLimit,
 } from "@/core";
 import { Single, Combo, Msg } from "@/base";
 import { MultiSelectInsertTrigger } from "./multiselect.insert.trigger";
@@ -134,8 +135,8 @@ export class MultiSelectInsertNoBarCombo extends Single {
                     }
                     self._dataChange = true;
                 });
-                this.getSearcher().getKeywordsLength() > 2000 &&
-                Msg.alert(i18nText("BI-Basic_Prompt"), i18nText("BI-Basic_Too_Much_Value_Get_Two_Thousand"));
+                this.getSearcher().getKeywordsLength() > PasteLimit &&
+                Msg.alert(i18nText("BI-Basic_Prompt"), i18nText("BI-Basic_Paste_Too_Much_Value", PasteLimit));
             }
         });
 
diff --git a/packages/fineui/src/widget/multiselect/trigger/searcher.multiselect.insert.js b/packages/fineui/src/widget/multiselect/trigger/searcher.multiselect.insert.js
index c54bba3c8..36d2cf184 100644
--- a/packages/fineui/src/widget/multiselect/trigger/searcher.multiselect.insert.js
+++ b/packages/fineui/src/widget/multiselect/trigger/searcher.multiselect.insert.js
@@ -10,7 +10,8 @@ import {
     size,
     each,
     BlankSplitChar,
-    Selection
+    Selection,
+    PasteLimit,
 } from "@/core";
 import { MultiSelectEditor } from "./editor.multiselect";
 import { Searcher } from "@/base";
@@ -123,7 +124,7 @@ export class MultiSelectInsertSearcher extends Widget {
             const keywords = this.getKeywords();
             self.fireEvent(
                 MultiSelectInsertSearcher.EVENT_SEARCHING,
-                keywords.length > 2000 ? keywords.slice(0, 2000).concat([BlankSplitChar]) : keywords.slice(0, 2000)
+                keywords.length > PasteLimit ? keywords.slice(0, PasteLimit).concat([BlankSplitChar]) : keywords.slice(0, PasteLimit)
             );
         });
         if (isNotNull(o.value)) {
@@ -150,7 +151,7 @@ export class MultiSelectInsertSearcher extends Widget {
     }
 
     getKeyword() {
-        let keywords = this.editor.getKeywords().slice(0, 2000);
+        let keywords = this.editor.getKeywords().slice(0, PasteLimit);
         if (keywords[keywords.length - 1] === BlankSplitChar) {
             keywords = keywords.slice(0, keywords.length - 1);
         }
diff --git a/packages/fineui/src/widget/multiselectlist/multiselectlist.insert.js b/packages/fineui/src/widget/multiselectlist/multiselectlist.insert.js
index e0e4aac3b..a7b52fc2e 100644
--- a/packages/fineui/src/widget/multiselectlist/multiselectlist.insert.js
+++ b/packages/fineui/src/widget/multiselectlist/multiselectlist.insert.js
@@ -28,7 +28,8 @@ import {
     isNull,
     VerticalFillLayout,
     SIZE_CONSANTS,
-    BlankSplitChar
+    BlankSplitChar,
+    PasteLimit,
 } from "@/core";
 import { Single, Searcher, Msg } from "@/base";
 import { MultiSelectBar } from "@/case";
@@ -200,10 +201,10 @@ export class MultiSelectInsertList extends Single {
                                 }
                                 self.fireEvent(MultiSelectInsertList.EVENT_CHANGE);
                             });
-                            self._getKeywordsLength() > 2000 &&
+                            self._getKeywordsLength() > PasteLimit &&
                                 Msg.alert(
                                     i18nText("BI-Basic_Prompt"),
-                                    i18nText("BI-Basic_Too_Much_Value_Get_Two_Thousand")
+                                    i18nText("BI-Basic_Paste_Too_Much_Value", PasteLimit)
                                 );
                         }
                     },
@@ -266,7 +267,7 @@ export class MultiSelectInsertList extends Single {
             keywords = keywords.concat([BlankSplitChar]);
         }
 
-        return keywords.length > 2000 ? keywords.slice(0, 2000).concat([BlankSplitChar]) : keywords.slice(0, 2000);
+        return keywords.length > PasteLimit ? keywords.slice(0, PasteLimit).concat([BlankSplitChar]) : keywords.slice(0, PasteLimit);
     }
 
     _getKeywordsLength() {
diff --git a/packages/fineui/src/widget/multiselectlist/multiselectlist.insert.nobar.js b/packages/fineui/src/widget/multiselectlist/multiselectlist.insert.nobar.js
index 1bca0a442..c166b8224 100644
--- a/packages/fineui/src/widget/multiselectlist/multiselectlist.insert.nobar.js
+++ b/packages/fineui/src/widget/multiselectlist/multiselectlist.insert.nobar.js
@@ -28,7 +28,8 @@ import {
     isNull,
     VTapeLayout,
     BlankSplitChar,
-    SIZE_CONSANTS
+    SIZE_CONSANTS,
+    PasteLimit,
 } from "@/core";
 import { Single, Searcher, Msg } from "@/base";
 import { MultiSelectBar } from "@/case";
@@ -201,10 +202,10 @@ export class MultiSelectInsertNoBarList extends Single {
                                 }
                                 self.fireEvent(MultiSelectInsertNoBarList.EVENT_CHANGE);
                             });
-                            self._getKeywordsLength() > 2000 &&
+                            self._getKeywordsLength() > PasteLimit &&
                                 Msg.alert(
                                     i18nText("BI-Basic_Prompt"),
-                                    i18nText("BI-Basic_Too_Much_Value_Get_Two_Thousand")
+                                    i18nText("BI-Basic_Paste_Too_Much_Value", PasteLimit)
                                 );
                         }
                     },
@@ -271,7 +272,7 @@ export class MultiSelectInsertNoBarList extends Single {
             keywords = keywords.concat([BlankSplitChar]);
         }
 
-        return keywords.length > 2000 ? keywords.slice(0, 2000).concat([BlankSplitChar]) : keywords.slice(0, 2000);
+        return keywords.length > PasteLimit ? keywords.slice(0, PasteLimit).concat([BlankSplitChar]) : keywords.slice(0, PasteLimit);
     }
 
     _getKeywordsLength() {
diff --git a/packages/fineui/typescript/core/var.ts b/packages/fineui/typescript/core/var.ts
index 580091fb2..09e5c89e9 100644
--- a/packages/fineui/typescript/core/var.ts
+++ b/packages/fineui/typescript/core/var.ts
@@ -130,6 +130,7 @@ export declare const VerticalAlign: {
 export declare const StartOfWeek: number;
 export declare const BlankSplitChar: string;
 export declare const Events: Record<string, string>;
+export declare const PasteLimit: number;
 
 type SetFunc = (value: any) => void;
 
@@ -141,3 +142,4 @@ export declare const setBlankSplitChar: SetFunc;
 export declare const setPixFormat: SetFunc;
 export declare const setToPix: SetFunc;
 export declare const setEventBlur: SetFunc;
+export declare const setPasteLimit: SetFunc;
diff --git a/scripts/lib/fui.export.txt b/scripts/lib/fui.export.txt
index b04b355ce..b24fd652c 100644
--- a/scripts/lib/fui.export.txt
+++ b/scripts/lib/fui.export.txt
@@ -295,6 +295,7 @@ Pager
 Pane
 Panel
 PartTree
+PasteLimit
 Plugin
 PlusGroupNode
 Popover