You can contact us with email service@mainminers.com or use the contact form below.
Or, contact us by calling or texting 86-17168865999.
Operation hours are Monday - Friday 8:00 AM to 5:00 PM UTC . If you call us after hours, please leave a voicemail or WhatsApp message with your order number if you have one, and a phone number to reach you.
We usually answer within 12 hours.