使用ABP.NET CORE 框架 发送邮件

using System;
using System.Collections.Generic;
using System.Net.Mail;  
using System.Text;

namespace ABBWAP.SendEmails
{
    public class SendEmail
    {
        /// <summary>
        /// 邮件发送
        /// </summary>
        /// <param name="Subject"></param>
        /// <param name="Body"></param>
        /// <param name="mailTo"></param>
        /// <param name="IsBodyHtml"></param>
        /// <returns></returns>
        public  bool Send_Email(string Subject, string Body, string mailTo, bool IsBodyHtml = false)
        {
            string smtpServer = "smtp.qq.com"; //SMTP服务器
            string mailFrom = "85227967@qq.com"; //登陆用户名，邮箱
            string userPassword = "nlgjlwvlqhtx";//注意授权码  不是登录密码 （百度怎么弄授权码）
            SmtpClient smtpClient = new SmtpClient();
            smtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;//指定电子邮件发送方式
            smtpClient.Host = smtpServer; //指定SMTP服务器
            smtpClient.Credentials = new System.Net.NetworkCredential(mailFrom, userPassword);//用户名和密码
            MailMessage mailMessage = new MailMessage(mailFrom, mailTo); // 发送人和收件人
            mailMessage.Subject = Subject;//主题
            mailMessage.Body = Body;//内容
            mailMessage.BodyEncoding = Encoding.UTF8;//正文编码
            mailMessage.IsBodyHtml = IsBodyHtml;//设置为HTML格式
            mailMessage.Priority = MailPriority.Low;//优先级
            try
            {
                smtpClient.Send(mailMessage); // 发送邮件
                return true;
            }
            catch (SmtpException ex)
            {
                return false;
            }
        }
    }
}

            SendEmail email = new SendEmail();
            string[] emailList = new string[] { "7888888888@qq.com"};
            foreach (var item in emailList)
            {
                email.Send_Email("定时执行考勤异常数据收录", "定时执行考勤异常数据收录", item);
            }