diff --git a/util/src/main/java/com/ccsens/util/PoiUtil.java b/util/src/main/java/com/ccsens/util/PoiUtil.java
index 9f0c5826..d6920a3d 100644
--- a/util/src/main/java/com/ccsens/util/PoiUtil.java
+++ b/util/src/main/java/com/ccsens/util/PoiUtil.java
@@ -183,7 +183,7 @@ public class PoiUtil {
 //                    }else {
 //                        newCell.setCellValue(cell.value);
 //                    }
-                    if (cell.value.matches("\\d+")) {
+                    if (cell.value.length() <= 14 && cell.value.matches("\\d+")) {
                         newCell.setCellValue(Long.parseLong(cell.value));
                     } else {
                         newCell.setCellValue(cell.value);