diff --git a/laws-base/laws-base-core/src/main/java/com/jero/common/api/vo/ResultCommon.java b/laws-base/laws-base-core/src/main/java/com/jero/common/api/vo/ResultCommon.java
index 3766b11e..6a5b976d 100644
--- a/laws-base/laws-base-core/src/main/java/com/jero/common/api/vo/ResultCommon.java
+++ b/laws-base/laws-base-core/src/main/java/com/jero/common/api/vo/ResultCommon.java
@@ -88,6 +88,8 @@ public class ResultCommon {
 
     /**字段名称太长*/
     public static final String TAG_ADD_ERROR_1 = "tag.add.error.1";
+    /**每张表最多有50个字段*/
+    public static final String TAG_ADD_ERROR_2 = "tag.add.error.2";
     /**同一所属模块下,展示区域名称不能重复！*/
     public static final String TAG_ERROR_1 = "tag.error.1";
     /**该展示区域有关联数据，无法删除！*/
diff --git a/laws-modules/src/main/java/com/jero/modules/tag/service/impl/ILawsTagServiceImpl.java b/laws-modules/src/main/java/com/jero/modules/tag/service/impl/ILawsTagServiceImpl.java
index a2fd0849..bebde388 100644
--- a/laws-modules/src/main/java/com/jero/modules/tag/service/impl/ILawsTagServiceImpl.java
+++ b/laws-modules/src/main/java/com/jero/modules/tag/service/impl/ILawsTagServiceImpl.java
@@ -68,9 +68,9 @@ public class ILawsTagServiceImpl extends ServiceImpl<LawsTagMapper, LawsTag> imp
 			lawsTag.setDbFieldNameOld(lawsTag1.getDbFieldName());
 		}
 
-			//处理DBLength为null的情况，默认为100
+			//处理DBLength为null的情况，默认为500
 			if (lawsTag.getDbLength() == null){
-				lawsTag.setDbLength(100);
+				lawsTag.setDbLength(500);
 			}
 			//设置标签存入数据库的字段类型
 			if(lawsTag.getFieldShowType().equals(LawsFieldTypeEnum.DATE_SINGLE.getValue())){
@@ -118,6 +118,12 @@ public class ILawsTagServiceImpl extends ServiceImpl<LawsTagMapper, LawsTag> imp
 		if (lawsTag1 != null){
 			lawsTagMapper.updateAllById(lawsTag);
 		}else {
+			LambdaQueryWrapper<LawsTag> wrapper = new LambdaQueryWrapper<>();
+			wrapper.eq(LawsTag::getTableName,tableName);
+			Integer integer = lawsTagMapper.selectCount(wrapper);
+			if (integer >= 50) {
+				throw new JeroBootException(ResultCommon.TAG_ADD_ERROR_2);
+			}
 			saveOrUpdate(lawsTag);
 		}
 
diff --git a/laws-single-startup/src/main/resources/i18n/messages.properties b/laws-single-startup/src/main/resources/i18n/messages.properties
index 58fcd659..ccca5631 100644
--- a/laws-single-startup/src/main/resources/i18n/messages.properties
+++ b/laws-single-startup/src/main/resources/i18n/messages.properties
@@ -63,4 +63,5 @@ tag.edit.error.1=\u56FA\u5B9A\u5B57\u6BB5,\u4E0D\u53EF\u4FEE\u6539
 please.search.to.import=\u8BF7\u8F93\u5165\u68C0\u7D22\u5185\u5BB9
 task.not.exists=\u4EFB\u52A1\u4E0D\u5B58\u5728
 draft.not.exists=\u8349\u7A3F\u4E0D\u5B58\u5728
-en.standard.number.conflict=\u4F01\u6807\u7F16\u53F7\u51B2\u7A81\uFF0C\u8BF7\u91CD\u65B0\u751F\u6210
\ No newline at end of file
+en.standard.number.conflict=\u4F01\u6807\u7F16\u53F7\u51B2\u7A81\uFF0C\u8BF7\u91CD\u65B0\u751F\u6210
+tag.add.error.2=\u6BCF\u5F20\u8868\u6700\u591A\u670950\u4E2A\u5B57\u6BB5\u3002
\ No newline at end of file
diff --git a/laws-single-startup/src/main/resources/i18n/messages_en.properties b/laws-single-startup/src/main/resources/i18n/messages_en.properties
index 8c4a3341..28f7db6f 100644
--- a/laws-single-startup/src/main/resources/i18n/messages_en.properties
+++ b/laws-single-startup/src/main/resources/i18n/messages_en.properties
@@ -69,3 +69,4 @@ please.search.to.import=please search to import
 task.not.exists=Task not exists
 draft.not.exists=Draft not exists
 en.standard.number.conflict=English standard number conflict
+tag.add.error.2=each table can have a maximum of 50 fields.
diff --git a/laws-single-startup/src/main/resources/i18n/messages_zh.properties b/laws-single-startup/src/main/resources/i18n/messages_zh.properties
index 1d77fdbb..ab336117 100644
--- a/laws-single-startup/src/main/resources/i18n/messages_zh.properties
+++ b/laws-single-startup/src/main/resources/i18n/messages_zh.properties
@@ -69,3 +69,4 @@ please.search.to.import=\u8BF7\u8F93\u5165\u68C0\u7D22\u5185\u5BB9
 task.not.exists=\u4EFB\u52A1\u4E0D\u5B58\u5728
 draft.not.exists=\u8349\u7A3F\u4E0D\u5B58\u5728
 en.standard.number.conflict=\u4F01\u6807\u7F16\u53F7\u51B2\u7A81\uFF0C\u8BF7\u91CD\u65B0\u751F\u6210
+tag.add.error.2=\u6BCF\u5F20\u8868\u6700\u591A\u670950\u4E2A\u5B57\u6BB5\u3002