Email adleader mail2000.com.tw
It looks like you're trying to contact AdLeader, a company based in Taiwan. Here's an email address that might be helpful:
Please note that email addresses can change, and it's always a good idea to double-check the contact information before sending an email. If you're having trouble reaching AdLeader, you can also try searching for their official website or social media channels to see if they have a contact form or other ways to get in touch.