diff --git a/pom.xml b/pom.xml
index 33bd961..29d85cc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
     <groupId>me.albert</groupId>
     <artifactId>AmazingBot</artifactId>
     <packaging>jar</packaging>
-    <version>4.0.5</version>
+    <version>4.0.6</version>
     <name>AmazingBot</name>
 
     <properties>
diff --git a/resources/plugin.yml b/resources/plugin.yml
index a1ea7ec..6129b56 100644
--- a/resources/plugin.yml
+++ b/resources/plugin.yml
@@ -1,5 +1,5 @@
 name: AmazingBot
-version: 4.0.5
+version: 4.0.6
 author: Albert
 main: me.albert.amazingbot.AmazingBot
 api-version: 1.13
diff --git a/src/me/albert/amazingbot/objects/contact/Member.java b/src/me/albert/amazingbot/objects/contact/Member.java
index 3291027..6f08748 100644
--- a/src/me/albert/amazingbot/objects/contact/Member.java
+++ b/src/me/albert/amazingbot/objects/contact/Member.java
@@ -97,6 +97,26 @@ public boolean kick(boolean rejectAddRequest) {
         return Bot.getApi().groupKick(group_id, user_id, rejectAddRequest);
     }
 
+    public boolean setCard(String card) {
+        return Bot.getApi().setGroupCard(group_id, user_id, card);
+    }
+
+    public boolean setSpecialTitle(String title) {
+        return Bot.getApi().setGroupSpecialTitle(group_id, user_id, title);
+    }
+
+    public boolean setAdmin(boolean enable) {
+        return Bot.getApi().setGroupAdmin(group_id, user_id, enable);
+    }
+
+    public boolean isAdmin() {
+        return role.equals("admin");
+    }
+
+    public boolean isOwner() {
+        return role.equals("owner");
+    }
+
     public String getName() {
         return card.trim().isEmpty() ? nickname : card;
     }