All PB Assembly Manufacturer (EMS)

Conca Technology Limited

Multek Hong Kong Limited

HK Weiku Technology Co., Ltd. – Hong Kong

Hong Kong Hoiho Elmatec Technology Limited

Fai wong star electronic company limited

3D AOI Arena – Konradin-Verlag Robert Kohlhammer GmbH

EVER RED NEW TECHNOLOGY CO. LTD

Shenzhen Huayu Circuits Co Ltd

Zentron (International) PCB Limited

Dongguan Hejin Electronics Technology Co., Ltd