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Contact Darwinheat

Ready to discuss your custom heating element requirements? Our engineering team is here to help. Reach us via WhatsApp, email, or our inquiry form -- we respond within 24 hours.

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Office & Factory

Address

No. 123 Industrial Avenue, Jiangsu Province, China 215000

Business Hours

Monday - Friday 9:00 - 18:00 CST
Saturday 9:00 - 13:00 CST
Sunday Closed

Outside business hours? Leave a message or WhatsApp us -- we monitor messages daily and will reply promptly.

Find Our Factory

Located in Jiangsu Province, China -- strategically positioned for efficient global shipping.

Darwinheat factory location map

Darwinheat Manufacturing

No. 123 Industrial Avenue, Jiangsu, China

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< 24 Hour Reply

All inquiries acknowledged within one business day, including weekends via WhatsApp.

Free Technical Consultation

Our engineers review your specs and provide expert recommendations at no charge.

Dedicated Account Manager

One point of contact from first inquiry through delivery and after-sales support.

FAQ

Frequently Asked Questions

Common questions from our global customers. Can't find your answer? Contact us directly.

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What is the minimum order quantity (MOQ)?
We support small batch orders with an MOQ as low as 10-50 pieces depending on the product type and customization complexity. For standard catalog items, even lower quantities are possible. Contact us with your specific requirements and we'll find the most cost-effective solution.
How long does it take to receive a custom prototype?
Standard prototype lead time is 7-15 business days after design confirmation and deposit payment. Complex custom designs may require up to 3 weeks. We offer expedited services for urgent requirements -- please mention your deadline in your inquiry.
What certifications do your products hold?
Our products and manufacturing processes comply with CE, RoHS, and ISO 9001:2015 standards. We can provide UL-recognized components and customized certifications based on your market requirements. Please specify your target market in your inquiry for certification guidance.
Do you offer OEM/ODM private label services?
Yes. We have 20+ years of OEM/ODM experience and can manufacture products to your exact specifications, including custom branding, packaging, and documentation. We sign NDAs to protect your intellectual property and treat all customer designs with strict confidentiality.
What shipping options are available for international orders?
We ship to 30+ countries worldwide via DHL, FedEx, UPS (express), and sea freight (bulk orders). We handle all export documentation including commercial invoices, packing lists, and certificates of origin. FOB, CIF, and DDP terms are available. Typical transit times: 3-7 days express, 25-35 days sea freight.
What information should I include in my inquiry for the fastest response?
For the fastest and most accurate quote, please include: (1) Product type and application, (2) Dimensions -- diameter and length, (3) Required wattage/voltage, (4) Operating temperature range, (5) Quantity needed, (6) Target delivery date. CAD drawings or reference photos are always helpful but not required for initial contact.