What products does Winna Technology mainly manufacture?

Winna Technology specializes in two main product lines: Power Adapters (PD fast chargers, switching power supplies, USB chargers, etc.) and Ultrasonic Metal Welding Equipment (wire harness welders, terminal welders, flat surface welders, etc.), serving the new energy, electronics, and wire harness processing industries.

What certifications do Winna's power adapters have?

Winna Technology's power adapter products are ISO 9001:2015 certified and hold CCC, UL, CE, FCC, and RoHS international safety certifications, with an annual return rate below 0.02%.

What advantages does ultrasonic metal welding have over traditional welding?

Ultrasonic metal welding requires no solder or flux, produces no sparks or fumes, offers fast welding speeds (0.1-0.5 seconds), delivers high joint strength with extremely low electrical resistance, and effectively eliminates issues like cold joints and oxidation common in traditional welding — especially suitable for new energy vehicle wire harnesses and battery tab welding.

Does Winna Technology provide customized power solutions?

Yes, Winna Technology offers professional ODM/OEM customization services for power adapters, including logo printing, packaging customization, and plug specification customization, as well as parameter customization and production line integration solutions for ultrasonic welding equipment. Contact us for more information.

Privacy Policy

Updated: July 2026

1. Information Collection

When you submit an inquiry through our website, fill out a contact form, or send an email, we may collect the following personal information:

Contact Information: Name, company name, email address, phone number
Requirement Information: Product requirement description, technical parameters, inquiry content
Technical Information: IP address, browser type, pages visited (automatically obtained via cookies)

2. Use of Information

The information we collect is used solely for the following purposes:

Responding to your product inquiries and requests
Providing technical support and quotations
Improving website experience and content
Complying with legal and regulatory requirements

3. Information Sharing

Winna Technology does not sell or rent your personal information to third parties. We may only disclose your information in the following circumstances:

With your explicit consent
As required by law or regulation
To protect our legitimate rights and interests

4. Data Security

We take reasonable technical and administrative measures to protect your personal information, including SSL encrypted transmission, access control, and regular security audits.

5. Cookie Statement

This website uses essential session cookies to maintain normal website operation. We do not use cookies to track your personal behavior or serve advertisements. You can manage or disable cookies through your browser settings.

6. Your Rights

You have the right to:

Request access to the personal information we hold about you
Request correction of inaccurate information
Request deletion of your personal information
Withdraw consent (without affecting the lawfulness of processing prior to withdrawal)

To exercise any of the above rights, please contact us using the information below.

7. Contact Us

If you have any questions about this Privacy Policy or need to exercise your personal information rights, please contact us through the following methods:

Shenzhen Winna Technology and Trading Co., Ltd.

Email: liuyan@winna-group.com

Address: Bantian Street, Longgang District, Shenzhen City, Guangdong Province

8. Policy Updates

We may update this Privacy Policy from time to time. The updated policy will be posted on this page with the revision date. We recommend that you review it periodically.