China 2006

"We only do final assembly," Zou said. "I can't afford a larger staff, given Shanghai salaries, so we purchase the component parts from all over—the resistors are European, the circuit boards are the best, and we buy chassis parts from David Zheng at EKTG."

The inside view of a Dussun X-500 power conditioner.

Modules awaiting attachment to the chassis. "It looks like kits."

Wow, what are those?

This is not the fastest way to heatshrink trannie leads, but this guy obviously takes his job seriously.

Original employs four full-time design engineers.