diff --git a/src/hooks/floorPlan/estimate/useEstimateController.js b/src/hooks/floorPlan/estimate/useEstimateController.js
index 4a3bf0c2..9c00d5bb 100644
--- a/src/hooks/floorPlan/estimate/useEstimateController.js
+++ b/src/hooks/floorPlan/estimate/useEstimateController.js
@@ -437,7 +437,12 @@ export const useEstimateController = (planNo, flag) => {
         type: 'alert',
         icon: 'warning',
       })
+    } else {
+      if (checkLength(copyReceiveUser.trim()) > 10) {
+        return swalFire({ text: getMessage('stuff.detail.tempSave.message2'), type: 'alert', icon: 'warning' })
+      }
     }
+
     const params = {
       saleStoreId: session.storeId,
       sapSalesStoreCd: session.custCd,
@@ -469,6 +474,22 @@ export const useEstimateController = (planNo, flag) => {
     })
   }
 
+  const checkLength = (value) => {
+    let str = new String(value)
+    let _byte = 0
+    if (str.length !== 0) {
+      for (let i = 0; i < str.length; i++) {
+        let str2 = str.charAt(i)
+        if (encodeURIComponent(str2).length > 4) {
+          _byte += 2
+        } else {
+          _byte++
+        }
+      }
+    }
+    return _byte
+  }
+
   return {
     estimateContextState,
     setEstimateContextState,