On September 14, 2015, the supply contract for the chlorine and hydrogen chloride trace water analyzer project of Inner Mongolia Dun'an Photovoltaic Technology Co., Ltd. was signed

Inner Mongolia Dun'an Photovoltaic Technology Co., Ltd. is a subsidiary of Dun'an Group, one of the "Top 500 Chinese Enterprises". As an important component of DunAn Group's transformation and upgrading strategy, we specialize in the research and development, production, and sales of polycrystalline silicon and downstream products.

The first phase of the annual production of 5000 tons of polycrystalline silicon project started in April 2010 and was completed and put into operation in September 2011. In 2013, the annual production of 2400MW solar cell modules and supporting projects was launched, which was implemented in two phases. The first phase produced 1200MW solar cell modules and supporting projects with a planned investment of 7.5 billion yuan. As an important component of the project, the second phase of polycrystalline silicon project was completed and put into operation in 2014.