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

BURNABY, Canada, December 16, 2010 - 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.
    +1-604-345-6771
    thayes@day4energy.com

    Media and Public Relations Contact
    Justin K Lacey
    Director, Marketing
    Day4 Energy Inc.
    +1-604-296-0449
    jlacey@day4energy.com

For further information: Investor Relations Contact, Therese Hayes, Head, Corporate Development, Day4 Energy Inc., +1-604-345-6771, thayes at day4energy.com . Media and Public Relations Contact, Justin K Lacey, Director, Marketing, Day4 Energy Inc., +1-604-296-0449, jlacey at day4energy.com .