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.

YN45WPD 45W TYPE-C Power Adapter, Foldable Plug, Multi-Compatible Fast Charger, Charger for Laptop, Monitor, and Speaker

YN30WPD 30W Ultra-thin Power Adapter Supports PD3.0/QC4+/PPS Full Protocol Fast Charging Universal for Phones, Tablets, and Laptops

YN20WPD 21W Ultra-thin Power Adapter PD3.0/QC4+ Fast Charging Mirror Design Universal Charger for Phones and Tablets