diff --git a/web-infrastructure/src/main/resources/mapper/UserMapper.xml b/web-infrastructure/src/main/resources/mapper/UserMapper.xml
index e4d03ca..57fc1a1 100644
--- a/web-infrastructure/src/main/resources/mapper/UserMapper.xml
+++ b/web-infrastructure/src/main/resources/mapper/UserMapper.xml
@@ -52,20 +52,20 @@
         u.political_affiliation_name,
         u.employment_flag,
         CASE
-        WHEN LENGTH(u.user_id_card) > 0
-        AND MOD(SUBSTRING(u.user_id_card, 17, 1), 2) = 1 THEN
+        WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0
+        AND MOD(SUBSTRING(FROM_BASE64(u.user_id_card), 17, 1), 2) = 1 THEN
         '男'
-        WHEN LENGTH(u.user_id_card) > 0
-        AND MOD(SUBSTRING(u.user_id_card, 17, 1), 2) = 0 THEN
+        WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0
+        AND MOD(SUBSTRING(FROM_BASE64(u.user_id_card), 17, 1), 2) = 0 THEN
         '女'
         END AS sex,
 
         CASE
-        WHEN LENGTH(u.user_id_card) > 0 THEN
-        (YEAR(NOW()) - SUBSTRING(u.user_id_card, 7, 4)) ELSE NULL
+        WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0 THEN
+        (YEAR(NOW()) - SUBSTRING(FROM_BASE64(u.user_id_card), 7, 4)) ELSE NULL
         END AS age,
 
-        cast(substring(u.user_id_card, 7, 8) AS DATE) AS birthday
+        cast(substring(FROM_BASE64(u.user_id_card), 7, 8) AS DATE) AS birthday
         from user u
         left join corp_info c on c.id = u.corpinfo_id
         left join department d on d.id = u.department_id
@@ -142,20 +142,20 @@
             u.political_affiliation_name,
             u.employment_flag,
             CASE
-                WHEN LENGTH(u.user_id_card) > 0
-                    AND MOD(SUBSTRING(u.user_id_card, 17, 1), 2) = 1 THEN
+                WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0
+                    AND MOD(SUBSTRING(FROM_BASE64(u.user_id_card), 17, 1), 2) = 1 THEN
                     '男'
-                WHEN LENGTH(u.user_id_card) > 0
-                    AND MOD(SUBSTRING(u.user_id_card, 17, 1), 2) = 0 THEN
+                WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0
+                    AND MOD(SUBSTRING(FROM_BASE64(u.user_id_card), 17, 1), 2) = 0 THEN
                     '女'
                 END AS sex,
 
             CASE
-                WHEN LENGTH(u.user_id_card) > 0 THEN
-                    (YEAR(NOW()) - SUBSTRING(u.user_id_card, 7, 4)) ELSE NULL
+                WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0 THEN
+                    (YEAR(NOW()) - SUBSTRING(FROM_BASE64(u.user_id_card) 7, 4)) ELSE NULL
                 END AS age,
 
-            cast(substring(u.user_id_card, 7, 8) AS DATE) AS birthday
+            cast(substring(FROM_BASE64(u.user_id_card), 7, 8) AS DATE) AS birthday
         from user u
         left join corp_info c on c.id = u.corpinfo_id
         left join department d on d.id = u.department_id
@@ -213,20 +213,20 @@
         u.employment_flag,
         u.flow_flag,
         CASE
-            WHEN LENGTH(u.user_id_card) > 0
-            AND MOD(SUBSTRING(u.user_id_card, 17, 1), 2) = 1 THEN
+            WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0
+            AND MOD(SUBSTRING(FROM_BASE64(u.user_id_card), 17, 1), 2) = 1 THEN
             '男'
-            WHEN LENGTH(u.user_id_card) > 0
-            AND MOD(SUBSTRING(u.user_id_card, 17, 1), 2) = 0 THEN
+            WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0
+            AND MOD(SUBSTRING(FROM_BASE64(u.user_id_card), 17, 1), 2) = 0 THEN
             '女'
         END AS sex,
 
         CASE
-        WHEN LENGTH(u.user_id_card) > 0 THEN
-            (YEAR(NOW()) - SUBSTRING(u.user_id_card, 7, 4)) ELSE NULL
+        WHEN LENGTH(FROM_BASE64(u.user_id_card)) > 0 THEN
+            (YEAR(NOW()) - SUBSTRING(FROM_BASE64(u.user_id_card), 7, 4)) ELSE NULL
         END AS age,
 
-        cast(substring(u.user_id_card, 7, 8) AS DATE) AS birthday
+        cast(substring(FROM_BASE64(u.user_id_card), 7, 8) AS DATE) AS birthday
         from user u
         left join corp_info c on c.id = u.corpinfo_id
         left join department d on d.id = u.department_id