Shanghai, China – October 22, 2010 – Silver Lake, the global leader in private investments in technology and technology-enabled industries, today announced that it has made an investment in Nobao Renewable Energy Holdings Limited, a leading Shanghai-based provider of energy efficiency technologies. This is Silver Lake’s first investment in China’s expanding clean technology industry.

Nobao is China’s leading provider of energy efficiency management solutions utilizing Ground Source Heat Pump (GSHP) geothermal technology, which powers heating, cooling and hot water supply systems in commercial and residential buildings. Nobao’s fully- integrated geothermal technology typically can save 50% to 70% of energy consumption compared to conventional fuel- and electricity-based systems. The company’s application of an Energy Management Contract system results in no upfront costs to customers, provides strong incentives for building owners to seek higher energy efficiency, and enables a unique recurring revenue model for Nobao.

“We are very pleased to welcome Silver Lake as our investor and strategic partner,” said Kwok Ping Sun, Chairman & CEO of Nobao Renewable Energy. “We look forward to leveraging Silver Lake’s deep technology expertise, financial sophistication, and strong insights in the global clean technology market.”

“Nobao Renewable Energy is China’s industry leader in geothermal technologies,” said Dr. Eric Chen, Silver Lake Managing Director. “Given China’s rapid pace of economic and infrastructure development, increasing demand for clean technology, and the Chinese government’s focus on a greener economic future, we are optimistic about Nobao’s prospects and believe that the company is well-positioned to continue its impressive growth.” He added: “As Silver Lake’s first investment in Chinese clean technology, Nobao represents the exceptional growth opportunities in this strategically important sector.”

“We are delighted to welcome global technology investment specialist Silver Lake as a new investor in Nobao,” said Shelby Chen, Managing Partner of Tsing Capital. “As an early investor in Nobao, Tsing Capital is pleased to see the company’s development and is confident about the prospects of clean technology in China. We look forward to working together with Silver Lake to take Nobao to a new level of growth.”

About Nobao Renewable Energy Holdings Limited
Nobao is a leading provider of fully-integrated clean technology management solutions in China utilizing ground source heat pump (GSHP) technologies. The Company offers integrated energy management solutions for various types of buildings, such as hotels, offices, shopping malls, public facilities, villas and residential buildings, primarily through energy management contracts by designing, manufacturing and installing GSHP heating, cooling and hot water supply systems, as well as providing post-installation maintenance services typically over 10 to 20 years. Nobao’s fully-integrated GSHP solutions typically can save 50% to 70% of energy consumption compared to conventional fuel- and electricity-based systems. For more information, please visit www.nobaogroup.com.

About Silver Lake
Silver Lake is the global leader in private investments in technology and technology-enabled industries. Silver Lake invests with the strategic and operational insights of an experienced industry participant. The firm has over 90 investment professionals located in New York, Menlo Park, San Francisco, London, Hong Kong and Tokyo and manages over $14 billion across large cap and middle market private investment strategies as well as a credit investment strategy. Its portfolio includes or has included technology industry leaders such as Allyes, Ameritrade, Avago, Avaya, Business Objects, Flextronics, Gartner, Gerson Lehrman Group, Instinet, Intelsat, Interactive Data Corporation, IPC Systems, MCI, Mercury Payment Systems, Multiplan, the NASDAQ OMX Group, NetScout, NXP, Sabre, Seagate Technology, Serena Software, Skype, Spreadtrum, SunGard Data Systems, Vantage Data Centers and UGS. For more information, please visit www.silverlake.com.