Contact Us

Get Your Custom Quote Today

We respond to all inquiries within 24 business hours. Send your drawings, specifications, or a brief description – and we will take it from there.


Send Us Your Requirements

For best results, include:

  • Part drawings (DXF, DWG, STEP, PDF)
  • Material specification and required surface finish
  • Required quantity (prototype / small batch / production)
  • Target delivery date and destination port

We accept files up to 25MB per email. For large assemblies, we can set up a secure file transfer link.

Email Your Inquiry

Send drawings and requirements directly to:

info@dev.conwhole.com

Quote turnaround: within 24 business hours. DFM feedback included at no charge.

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[PHOTO SLOT] Upload: Factory team / engineer reviewing technical drawings. Recommended: 800x500px, showing real engineers at work desks with part drawings visible.

Contact Information

Factory Location
Ningbo, Zhejiang Province
People’s Republic of China (330000)

Email
info@dev.conwhole.com

Response Time
Within 24 business hours
(typically 2-4 hours during CST business hours)

Business Hours
Monday – Friday
08:00 – 18:00 CST (UTC+8)

Nearest Port
Ningbo-Zhoushan Port
One of the world’s largest container ports

What Happens After You Send RFQ?

  1. Our engineers review your drawings and requirements
  2. We send a detailed quote within 24 business hours
  3. DFM feedback included if we spot any manufacturability issues
  4. Sample / prototype approval before production run
  5. Production with in-process QC inspection
  6. Shipping with material certs and inspection reports

Accepted File Formats

2D: DXF, DWG, PDF
3D: STEP, IGES, SolidWorks (.sldprt), Parasolid
Reference: JPG, PNG (for visual reference only)

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