ASG currently carries out an average of 400 residential installations per week across the United Kingdom.

SHANGHAI, China, Aug. 7, 2012 -- JA Solar Holdings

Co., Ltd. (Nasdaq:JASO) ("JA Solar" or the "Company"), one of the
world's largest manufacturers of high-performance solar power products,
today announced that it has signed a supply agreement with A Shade
Greener ("ASG"), a UK-based PV installer and the largest installer of
free solar panels to the residential market in the United Kingdom.
Under the terms of the agreement, the Company will supply ASG with 47
MW of high-quality, high-efficiency crystalline solar modules.
Shipments commenced this month.

"ASG's unique business model is driving real growth in the UK
installation market and we're pleased to partner with them to support
their development," said Dr. Peng Fang, CEO of JA Solar. "Our modules
are ideally suited to the rooftop market, and the reputation we share
with ASG for providing customers with high-quality, high-efficiency
products makes us a perfect match. This is one of our largest sales
agreements to date in the UK and we look forward to working with ASG to
meet the energy needs of an ever greater number of UK customers."

"JA Solar's reputation for providing high-quality, high-efficiency
products makes this an ideal partnership for us," said Stewart Davies,
chairman of ASG. "We aim to provide our customers with unrivalled
product quality and reliability, which is why it's so important that we
select the right manufacturing partners to work with. We look forward
to working with JA Solar to meet the demand for rooftop installations
in the UK."

ASG currently carries out an average of 400 residential installations
per week across the United Kingdom.

About JA Solar Holdings Co., Ltd.

JA Solar Holdings Co., Ltd. is a leading manufacturer of
high-performance solar power products that convert sunlight into
electricity for residential, commercial, and utility-scale power
generation. The Company is one of the world's largest producers of
solar cells. Its standard and high-efficiency product offerings are
among the most powerful and cost-effective in the industry. The Company
also produces solar modules that it distributes under its own brand and
produces on behalf of solar manufacturers globally. The Company shipped
1.69 GW of solar power products in 2011. JA Solar is headquartered in
Shanghai, China, and maintains production facilities in Shanghai, as
well as Hebei, Jiangsu and Anhui provinces. For more information,
please visit www.jasolar.com.

About A Shade Greener

A Shade Greener is one of the largest installers of PV Solar modules to
residential properties in the UK with installations on more than 11,000
homes to date. A Shade Greener provides installations free of charge to
the householder to allow them to enjoy free solar electricity whilst A
Shade Greener benefits from Feed in Tariff payments. With design,
installation, purchasing and finances all managed and originating
in-house A Shade Greener is well placed to benefit from the stable and
attractive tariff system for Solar in the UK.