diff --git a/sql/fix_charset.sh b/sql/fix_charset.sh
new file mode 100755
index 0000000..37ab325
--- /dev/null
+++ b/sql/fix_charset.sh
@@ -0,0 +1,97 @@
+#!/bin/bash
+# ============================================================
+# 脚本名称：fix_charset.sh
+# 功能说明：修复数据库字符集和乱码问题
+# 作 者：湖北新华业务中台研发团队
+# 创建时间：2026-01-31
+# 使用方法：./fix_charset.sh
+# ============================================================
+
+set -e
+
+# 数据库配置
+DB_HOST="8.148.25.55"
+DB_PORT="3306"
+DB_USER="root"
+DB_PASS="aly2024A"
+DB_NAME="pguser-db"
+
+echo "============================================================"
+echo "数据库字符集检查与修复工具"
+echo "============================================================"
+echo ""
+
+# 1. 检查数据库字符集
+echo "1. 检查数据库字符集配置..."
+mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 -e "
+SHOW VARIABLES LIKE 'character_set%';
+" 2>&1 | grep -v "Warning"
+
+echo ""
+
+# 2. 检查sys_menu表字符集
+echo "2. 检查sys_menu表字符集..."
+mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 "$DB_NAME" -e "
+SELECT 
+    TABLE_NAME,
+    TABLE_COLLATION,
+    COLUMN_NAME,
+    COLUMN_TYPE,
+    CHARACTER_SET_NAME,
+    COLLATION_NAME
+FROM information_schema.COLUMNS
+WHERE TABLE_SCHEMA = '$DB_NAME'
+  AND TABLE_NAME = 'sys_menu'
+  AND COLUMN_NAME IN ('menu_name', 'remark');
+" 2>&1 | grep -v "Warning"
+
+echo ""
+
+# 3. 测试查询菜单数据
+echo "3. 测试查询菜单数据（检查是否有乱码）..."
+mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 "$DB_NAME" -e "
+SELECT menu_id, menu_name, remark 
+FROM sys_menu 
+WHERE parent_id = 0 
+ORDER BY order_num;
+" 2>&1 | grep -v "Warning"
+
+echo ""
+echo "4. 如果上面显示有乱码，是否修复表字符集？(y/n): "
+read -p "" confirm
+
+if [ "$confirm" = "y" ] || [ "$confirm" = "Y" ]; then
+    echo ""
+    echo "正在修复sys_menu表字符集..."
+    
+    # 备份表
+    echo "  - 创建备份表..."
+    mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 "$DB_NAME" -e "
+    CREATE TABLE IF NOT EXISTS sys_menu_backup_charset AS SELECT * FROM sys_menu;
+    " 2>&1 | grep -v "Warning"
+    
+    # 转换表字符集
+    echo "  - 转换表字符集为utf8mb4..."
+    mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 "$DB_NAME" -e "
+    ALTER TABLE sys_menu CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci;
+    " 2>&1 | grep -v "Warning"
+    
+    echo ""
+    echo "✅ 字符集修复完成！"
+    echo ""
+    echo "验证修复结果："
+    mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 "$DB_NAME" -e "
+    SELECT menu_id, menu_name, remark 
+    FROM sys_menu 
+    WHERE parent_id = 0 
+    ORDER BY order_num;
+    " 2>&1 | grep -v "Warning"
+else
+    echo ""
+    echo "❌ 操作已取消"
+fi
+
+echo ""
+echo "============================================================"
+echo "检查完成！"
+echo "============================================================"
diff --git a/sql/import_menu.sh b/sql/import_menu.sh
index a6f5039..6dec42c 100755
--- a/sql/import_menu.sh
+++ b/sql/import_menu.sh
@@ -42,14 +42,14 @@ fi
 # 执行导入
 echo ""
 echo "正在导入菜单数据..."
-mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" "$DB_NAME" < "$SQL_FILE"
+mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 "$DB_NAME" < "$SQL_FILE"
 
 if [ $? -eq 0 ]; then
     echo ""
     echo "✅ 菜单数据导入成功！"
     echo ""
     echo "菜单统计："
-    mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" "$DB_NAME" -e "
+    mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 "$DB_NAME" -e "
         SELECT 
             CASE 
                 WHEN menu_id < 2000 THEN 'RuoYi系统菜单'
@@ -61,7 +61,7 @@ if [ $? -eq 0 ]; then
         WITH ROLLUP;"
     echo ""
     echo "顶级菜单："
-    mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" "$DB_NAME" -e "
+    mysql -h"$DB_HOST" -P"$DB_PORT" -u"$DB_USER" -p"$DB_PASS" --default-character-set=utf8mb4 "$DB_NAME" -e "
         SELECT menu_id, menu_name, order_num, visible, status 
         FROM sys_menu 
         WHERE parent_id = 0