Zhejiang Hehe Photovoltaic Glass Technology Co.,Ltd: Zhejiang Hehe Photovoltaic Glass Technology Co., Ltd is the wholly-owned subsidiary of Hehe Science And Technology Group Co.,Ltd. It was established in 2009 with a registered capital of 300 million Yuan and 800 employees, specializing in original, further processed and augmented photovoltaic glass. http://www.hhpvglass.com/