Yingli Green Energy Holding Company Limited (NYSE: YGE) (“Yingli Green Energy” or the “Company”), one of the world’s leading vertically integrated photovoltaic (“PV”) product manufacturers, today celebrates the 10th anniversary of Tianwei Yingli New Energy Resources Company Limited, the Company’s principal operating subsidiary, which was formed in 1998.

From this starting point, the Company has evolved to become a major player in the PV industry, designing, manufacturing and selling PV modules and designing, assembling, selling and installing PV systems that are connected to an electricity transmission grid or operate on a stand-alone basis. The annual shipment of PV module increased from 4.7 MW in 2004 to 142.5 MW in 2007, representing a compounded annual growth rate of 312%. Net revenue increased from RMB 12.05 million in 2004 to RMB 405.93 million in 2007, representing a compounded annual growth rate of 323%.

“In addition to these achievements, we believe our competitiveness lies in our unique corporate culture reflected by a high standard of product quality, extensive international sales channels and a well-recognized brand name,” commented Mr. Liansheng Miao, Chairman and Chief Executive Officer of Yingli Green Energy. “During the past few years, we have reached key milestones through the ramping up our capacity, enhancing the automation of our production processes, increasing our R&D efforts and, most importantly, the development of a dedicated and talented team of workers, technicians and managers.”

“Ten years ago when we first entered into the PV industry, solar energy was in a relatively early stage without the great public awareness enjoyed today. After a decade of government initiatives and technological advances, we can have witnessed a tremendous growth in the PV industry globally. We are very proud of our contributions to this growth as one of the pioneering companies in the industry.” added Mr. Miao.

About Yingli Green Energy

Yingli Green Energy Holding Company Limited is one of the world’s leading vertically integrated PV product manufacturers. Through the Company’s principal operating subsidiary in China, Baoding Tianwei Yingli New Energy Resources Co., Ltd., Yingli Green Energy designs, manufactures and sells PV modules and designs, assembles, sells and installs PV systems that are connected to an electricity transmission grid or operate on a stand-alone basis.