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Sales Manager | Western & Southern North America
Dongguan DEFON Electronics Co., Ltd.
Transformer Solutions | Customer Support | OEM Projects
Ginny is responsible for business development throughout Western and Southern North America. She assists customers with product selection, quotations, order coordination, and OEM projects. Working closely with our engineering team, she helps deliver efficient, reliable, and customized transformer solutions for a wide range of power and lighting applications.

Sales Manager | Eastern & Central North America
Dongguan DEFON Electronics Co., Ltd.
Low Voltage Transformers | OEM Solutions
Ella is responsible for business development and customer support across Eastern and Central North America. She works closely with OEM manufacturers, distributors, and lighting companies, providing prompt quotations, project follow-up, and professional sales support. Her goal is to help customers find reliable transformer and magnetic component solutions tailored to their applications.

R&D & Engineering Director
Dongguan DEFON Electronics Co., Ltd.
Technical Support | Transformer Design | Magnetic Components
With over 25 years of experience in magnetic components and power solutions, William specializes in transformer design, material selection, magnetic performance optimization, and OEM product development. He provides technical support for low voltage transformers, magnetic dimmable transformers, EI transformers, toroidal transformers, inductors, and custom magnetic components, helping customers develop reliable and cost-effective power solutions.