JA Solar Holdings Co., Ltd. (NASDAQ:JASO) is engaged in the business of designing, developing, manufacturing and selling solar cell and solar module products. The Company is also engaged in the manufacturing and sales of solar cells. Its principal products are monocrystalline and multicrystalline solar cells and it also manufacture a variety of standard and specialty solar modules. 
The China CleanTech Index underperformed two of its four benchmarks for the month of August 2015 and recorded a loss of 10.3%. This was driven by big losses across all Chinese stocks due to the volatile Shanghai stock exchange.
The China CleanTech Index provides the definitive measure of the performance of Chinese cleantech companies that are listed on stock exchanges around the world.
The best performing sub-indices for the month were the China Storage Index with a 5.6% gain and the China Solar Index with a 3.4% gain. Of the 12 stocks that recorded gains of more than 20% over the month, four of these were energy storage companies and three were solar companies. The two weakest sub-indices through August were the China Waste Index which recorded a loss of 11.1% and the China Water Index recording a loss of 2.0%.
The China CleanTech Index provides the definitive measure of the performance of Chinese cleantech companies that are listed on stock exchanges around the world.
The China CleanTech Index rose strongly in May 2013 to continue its strong performance for the year. Over the month, the Index outperformed all but one of its four benchmarks.
The China CleanTech Index fell slightly in April 2013 to consolidate some of the strong gains of the first quarter. Over the month, the Index outperformed only one of its four benchmarks.
The China CleanTech Index rose from 37.6 to 40.2 over the month of February recording a 6.9% gain. This compared to the NEX gain of 2.1%, the CTIUS gain of 1.9%, the Shanghai Composite loss of 0.9% and the MSCI which was unchanged over the month. The three month gain for the China CleanTech Index now stands at 33.6%.
The China CleanTech 20 also recorded a strong gain of 5.9% for the month.
The China CleanTech Index rose from 37.6 to 40.2 over the month of February recording a 6.9% gain. This compared to the NEX gain of 2.1%, the CTIUS gain of 1.9%, the Shanghai Composite loss of 0.9% and the MSCI which was unchanged over the month. The three month gain for the China CleanTech Index now stands at 33.6%.
The China CleanTech 20 also recorded a strong gain of 5.9% for the month.
