MERRIMACK, N.H.--(BUSINESS WIRE)--GT Solar International, Inc. (NASDAQ: SOLR), a leading global provider of polysilicon production technology, crystalline ingot growth systems and related PV manufacturing services for the solar industry, today announced that it has achieved the milestone shipment of its 1,000^th DSS450^TM crystalline ingot growth furnace. The recipient of the system is long-time Chinese customer Yingli Green Energy Holding Company Limited. The milestone shipment is part of a signed contract with Yingli which GT Solar announced in a press release issued on February 25, 2010. Under the terms of the contract, GT Solar is supplying its market-leading DSS450 ingot growth furnaces for installation in Yingli Green Energy’s new Hainan 100MW manufacturing facility.

“GT Solar is a trusted and valued partner for Yingli,” said Mr. Liansheng Miao, chairman and chief executive officer of Yingli Green Energy. “Their ingot growth furnaces consistently produce high quality material which helps to reinforce our company’s reputation for delivering reliable products to our customers.”

“We are pleased that Yingli continues to express confidence in our ingot growth technology,” said Tom Gutierrez, president and chief executive officer of GT Solar. “Customers are looking for low risk, proven technology as they add new production capacity to position themselves for growth in the worldwide solar industry. Achieving the 1,000^th shipment of our DSS450 furnace is a testimony to the reliability and proven performance it offers to our growing global customer base.”

Yingli Green Energy became GT Solar’s first customer in China in 2002 when they set up the first ingot, wafer and cell production lines at their Baoding headquarters. These production lines launched Yingli into the PV manufacturing industry and today they are one of the world’s leading fully vertically integrated PV manufacturers. Yingli has continued to invest in GT Solar’s multicrystalline ingot growth furnaces including the DSS240, which was introduced in 2003, and the current DSS450, which was introduced in 2007. Today, GT Solar has shipped over 1300 crystalline growth furnaces to customers around the world.

About GT Solar International, Inc.

GT Solar International, Inc., based in Merrimack, NH, USA, is a leading global provider of polysilicon production technology, crystalline ingot growth systems and related PV manufacturing services for the solar industry. The company's products and services allow its customers to optimize their manufacturing environments and lower their cost of manufacturing. For additional information about GT Solar, please visit www.gtsolar.com.

About Yingli Green Energy

Yingli Green Energy Holding Company Limited (NYSE: YGE), which holds the brand “Yingli Solar”, is a leading solar energy company and one of the world’s largest vertically integrated photovoltaic manufacturers. Yingli Green Energy’s manufacturing covers the entire photovoltaic value chain, from the production of polysilicon through ingot casting and wafering, to solar cell production and module assembly. Yingli Green Energy distributes its photovoltaic modules to a wide range of markets, including Germany, Spain, Italy, Greece, France, South Korea, China and the United States. Headquartered in Baoding, China, Yingli Green Energy has more than 7,000 employees and more than 10 subsidiaries and branch offices worldwide. Yingli Green Energy is publicly listed on the New York Stock Exchange (NYSE: YGE). For more information, please visit www.yinglisolar.com.

Forward-Looking Statements

Some of the statements in this press release are forward-looking in nature, including statements regarding expected revenue from a customer contract and the addition of new capacity by customers. These statements are based on management’s current expectations or beliefs. These forward-looking statements are not a guarantee of performance and are subject to a number of uncertainties and other factors, many of which are outside the Company’s control, which could cause actual events to differ materially from those expressed or implied by the statements. Factors that may cause actual events to differ materially from those expressed or implied by our forward-looking statements include the possibility that the Company is unable to recognize revenue on customer contracts, that technological changes could render existing products or technologies obsolete, the Company may be unable to protect its intellectual property rights, competition from other manufacturers may increase, exchange rate fluctuations and conditions in the credit markets and economy may reduce demand for the Company’s products and various other risks as outlined in GT Solar International, Inc.’s filings with the Securities and Exchange Commission, including the statements under the heading “Risk Factors” in the Company’s annual report on Form 10-K for the fiscal 2009 filed on June 9, 2009 and Form 10-Q for the third quarter of fiscal 2010 filed on February 5, 2010. Statements in this press release should be evaluated in light of these important factors. GT Solar International, Inc. is under no obligation to, and expressly disclaims any such obligation to, update or alter its forward-looking statements, whether as a result of new information, future events, or otherwise.

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