Day4 Energy Signs Supply Agreement with Largest Solar Cell Manufacture in
Taiwan for PV Cells

• Motech Industries Inc. and Day4 Energy agree to a significant increase in the volume of multi-crystalline silicon solar cells to be supplied to Day4 Energy through 2011
• Delivery of the increased volume is scheduled to begin in January 2011

BURNABY, BC, Dec. 16 /CNW/ - Day4 Energy Inc., a leading global provider of solar photovoltaic (PV) products and solutions, announces an extension to the supply agreement with Motech Industries Inc., the largest solar cell manufacturer in Taiwan. Motech and Day4 Energy have agreed to significantly increase the contracted quantity of multi-crystalline silicon solar cells supplied to Day4 Energy and its Day4 solarSYSTEMS manufacturing partners. Delivery of the increased volume is scheduled to begin in early January 2011.

"After four years, Motech continues to be a valued and trusted Day4 Energy supplier of quality solar PV cells for solar module production." says George Rubin, President of Day4 Energy. "This agreement contributes to ensure sufficient supply required to feed our European facility, as well as our network of Day4 solarSYSTEMS manufacturing partners."

Day4 solarSYSTEMS is an industry first, a revolutionary turn-key manufacturing program that significantly alters the traditional approach to manufacturing and distributing solar photovoltaic cells and modules.

"We are pleased to be a core supplier to such an innovative and growing organization" noted Sam Tsou, VP of Business Operation, Motech Industries. "We look forward to a strong partnership with Day4 Energy, and supporting the development of their Day4 solarSYSTEMS franchise" concluded Mr. Tsou.

As one of the top solar cell manufacturers worldwide in terms of capacity and output, Motech recently increased its annual cell production for 2011 by approximately 700MW.

About Day4 Energy
Headquartered in Vancouver, Canada, Day4 Energy is a leading global provider of solar photovoltaic products and solutions.  Active in the areas of research & design, manufacturing, technology licensing and all aspects of project management, Day4 Energy is enabling the growth of solar energy throughout the world. Day4 Energy recently completed the acquisition of solar equipment maker ACI eco-Tec. Day4 is listed on the Toronto Stock Exchange under the symbol "DFE". For more information, please visit www.day4energy.com.

About Day4 solarSYSTEMS
An industry first, Day4 solarSYSTEMS is a program that enables businesses to manufacture, distribute and sell certified DAY4 branded solarMODULES in their local region. It's a revolutionary approach - a turnkey manufacturing package that allows participants to swiftly establish a production facility and generate revenue growth. Launched in early 2010, Day4 solarSYSTEMS is set to expand the supply and market penetration of Day4 branded solar modules. To learn more, please visit www.day4solarsystems.com

About Motech
Motech Industries Inc, was founded in 1981 as a designer and manufacturer of test and measurement instruments. The company entered into solar cell production in 1999, and is a pioneer in the manufacturing and marketing of high-quality single and multi-crystalline silicon solar cells in Taiwan. Today, the company is the largest solar cell manufacturer in Taiwan and one of the top ten manufacturers worldwide in terms of production capacity and output. Motech is a publicly traded company on Taiwan's Over-the-Counter (OTC) marketing with the trading code 6244. For more information about Motech please visit www.motech.com.tw.

Forward Looking Statements
This news release contains forward-looking information. These statements relate to future events or future performance and reflect management's current expectations and assumptions. A number of factors could cause actual events, performance or results to differ materially from the events, performance and results discussed in the forward-looking statements. These forward-looking statements are made as of the date hereof and the Company does not assume any obligation to update or revise them to reflect new events or circumstances.

For further information:

Investor Relations Contact
Therese Hayes
Head, Corporate Development
Day4 Energy Inc.
[phone]
[email protected]

Media and PublicRelations Contact
Justin K Lacey
Director, Marketing
Day4 Energy Inc.
[phone]
[email protected]