diff --git a/maku-boot-system/src/main/java/net/maku/system/service/impl/SysMailConfigServiceImpl.java b/maku-boot-system/src/main/java/net/maku/system/service/impl/SysMailConfigServiceImpl.java
new file mode 100644
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+++ b/maku-boot-system/src/main/java/net/maku/system/service/impl/SysMailConfigServiceImpl.java
@@ -0,0 +1,91 @@
+package net.maku.system.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import lombok.AllArgsConstructor;
+import net.maku.email.config.EmailConfig;
+import net.maku.framework.common.constant.Constant;
+import net.maku.framework.common.utils.PageResult;
+import net.maku.framework.mybatis.service.impl.BaseServiceImpl;
+import net.maku.system.cache.EmailConfigCache;
+import net.maku.system.convert.SysMailConfigConvert;
+import net.maku.system.dao.SysMailConfigDao;
+import net.maku.system.entity.SysMailConfigEntity;
+import net.maku.system.query.SysMailConfigQuery;
+import net.maku.system.service.SysMailConfigService;
+import net.maku.system.vo.SysMailConfigVO;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+
+/**
+ * 邮件配置
+ *
+ * @author 阿沐 babamu@126.com
+ */
+@Service
+@AllArgsConstructor
+public class SysMailConfigServiceImpl extends BaseServiceImpl<SysMailConfigDao, SysMailConfigEntity> implements SysMailConfigService {
+    private final EmailConfigCache emailConfigCache;
+
+    @Override
+    public PageResult<SysMailConfigVO> page(SysMailConfigQuery query) {
+        IPage<SysMailConfigEntity> page = baseMapper.selectPage(getPage(query), getWrapper(query));
+
+        return new PageResult<>(SysMailConfigConvert.INSTANCE.convertList(page.getRecords()), page.getTotal());
+    }
+
+    @Override
+    public List<SysMailConfigVO> list(Integer platform) {
+        LambdaQueryWrapper<SysMailConfigEntity> wrapper = Wrappers.lambdaQuery();
+        wrapper.eq(platform != null, SysMailConfigEntity::getPlatform, platform);
+
+        List<SysMailConfigEntity> list = baseMapper.selectList(wrapper);
+        return SysMailConfigConvert.INSTANCE.convertList(list);
+    }
+
+    @Override
+    public List<EmailConfig> listByEnable() {
+        // 从缓存读取
+        List<EmailConfig> cacheList = emailConfigCache.list();
+
+        // 如果缓存没有，则从DB读取，然后保存到缓存里
+        if (cacheList == null) {
+            List<SysMailConfigEntity> list = this.list(new LambdaQueryWrapper<SysMailConfigEntity>().in(SysMailConfigEntity::getStatus, Constant.ENABLE));
+
+            cacheList = SysMailConfigConvert.INSTANCE.convertList2(list);
+            emailConfigCache.save(cacheList);
+        }
+
+        return cacheList;
+    }
+
+    private LambdaQueryWrapper<SysMailConfigEntity> getWrapper(SysMailConfigQuery query) {
+        LambdaQueryWrapper<SysMailConfigEntity> wrapper = Wrappers.lambdaQuery();
+        wrapper.eq(query.getPlatform() != null, SysMailConfigEntity::getPlatform, query.getPlatform());
+        return wrapper;
+    }
+
+    @Override
+    public void save(SysMailConfigVO vo) {
+        SysMailConfigEntity entity = SysMailConfigConvert.INSTANCE.convert(vo);
+
+        baseMapper.insert(entity);
+    }
+
+    @Override
+    public void update(SysMailConfigVO vo) {
+        SysMailConfigEntity entity = SysMailConfigConvert.INSTANCE.convert(vo);
+
+        updateById(entity);
+    }
+
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void delete(List<Long> idList) {
+        removeByIds(idList);
+    }
+
+}
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