diff --git a/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/factory/MailFactory.java b/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/factory/MailFactory.java
index fcbeeba3..86fef6aa 100644
--- a/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/factory/MailFactory.java
+++ b/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/factory/MailFactory.java
@@ -11,7 +11,7 @@ import java.util.HashMap;
 import java.util.Map;
 
 /**
- * ConfigFactory
+ * MailFactory
  * <p> 配置工厂
  * @author :Wind
  * 2023/6/8  22:35
diff --git a/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/service/MailBuild.java b/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/service/MailBuild.java
index ed9bb034..4d8d0f62 100644
--- a/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/service/MailBuild.java
+++ b/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/service/MailBuild.java
@@ -72,7 +72,6 @@ public class MailBuild {
     /**
      * eliminate
      * <p>过滤黑名单内容
-     *
      * @param
      * @author :Wind
      */
diff --git a/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/service/MailService.java b/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/service/MailService.java
index 71461c8a..1a89837b 100644
--- a/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/service/MailService.java
+++ b/sms4j-Email-plugin/sms4j-Email-core/src/main/java/org/dromara/email/core/service/MailService.java
@@ -3,7 +3,6 @@ package org.dromara.email.core.service;
 import org.dromara.email.api.MailClient;
 import org.dromara.email.api.Parameter;
 import org.dromara.email.comm.errors.MailException;
-import org.dromara.email.comm.utils.BaseUtil;
 import org.dromara.email.comm.utils.HtmlUtil;
 import org.dromara.email.core.ReflectUtil;
 
@@ -16,7 +15,10 @@ import javax.mail.Multipart;
 import javax.mail.Transport;
 import javax.mail.internet.MimeBodyPart;
 import javax.mail.internet.MimeMultipart;
-import java.util.*;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
 
 public class MailService implements MailClient {