By GRL Team on 2018. 09. 11

GRL South China Approved for USB Type-C® Cable and Connector, USB Power Delivery Certification

Granite River Labs (GRL), a global leader in engineering services and test solutions for connectivity, today announced USB certification testing services in its Dongguan, China lab for the following product categories:

  • Legacy & USB Type-C® Cable and Connector for SuperSpeed USB and Hi-Speed USB
  • USB Power Delivery (USB PD) 2.0/USB PD 3.0 E-Markers
  • USB PD 2.0 and USB PD 3.0 Silicon (without PPS)
  • USB-C™, USB PD 2.0 and USB PD 3.0 power bricks (without PPS)

GRL now has approved USB Independent Test Labs in China, Taiwan, Japan, South Asia, and North America.

In addition to official certification, GRL Dongguan offers extensive cable and connector failure analysis (FA) and design consulting services lead by recognized industry experts.

GRL Dongguan also provides a wide range of USB PD expertise and debugging support, leveraging GRL’s own USB-IF approved USB PD compliance and analysis test solutions.

“GRL Dongguan features deep debugging expertise, experienced staff, and a state-of-the-art facility,” said Johnson Tan, GRL Co-Founder and CEO.  “By working closely with top global brands and their local factories and IC chip vendors in China, GRL can continue to help build strong USB product ecosystems.”

“Approved USB Independent Test Labs such as GRL’s Dongguan China lab are integral to delivering compliant and interoperable USB devices to consumer markets,” said Jeff Ravencraft, USB-IF President and COO. “We strongly encourage manufacturers of USB solutions to leverage available resources from the USB-IF Compliance Program and make sure their products are submitted for USB-IF certification.”

Please email your media inquiry to

USB Type-C® and USB-C® are trademarks of USB Implementers Forum.

Published by GRL Team September 11, 2018