Renewable resource companies established in 1998

Yingli (), formally Yingli Green Energy Holding Company Limited (), and also known as "Yingli Solar," is a solar panel manufacturer. Yingli Green Energy's manufacturing covers the photovoltaic value chain from ingot casting and wafering through solar cell production and solar panel assembly.

Conergy was a multinational renewable energy company headquartered in Singapore. It was founded in Hamburg, Germany, in 2000 by former CEO Hans-Martin Rüter, and specialized in the development, operation and maintenance of photovoltaic power plants and plant components.