Daqo New Energy doubles polysilicon production with hydrochlorination adoption

Daqo New Energy Corp. (NYSE:DQ) will adopt hydrochlorination technology for converting silicon tetrachloride into trichlorosilane at its Wanzhou, China, polysilicon manufacturing facility.

August 26, 2011 – BUSINESS WIRE — Polysilicon manufacturer Daqo New Energy Corp. (NYSE:DQ) will adopt hydrochlorination technology for converting silicon tetrachloride (STC) into trichlorosilane (TCS) at its Wanzhou, China, polysilicon manufacturing facility.

Daqo New Energy expects to increase TCS production to 220,000 metric tons (MT) annually thanks to the hydrochlorination technology. The technology also improves the plant’s energy efficiency. DQ will also retrofit its current hydrogenation furnaces into TCS deposition furnaces.

The improvements should be complete in Q3 2012. Wanzhou’s annual polysilicon manufacturing capacity will increase from 4,300MT to 9,000MT once the improvements are implemented. DQ will spend an estimated $135 million on the project.

Daqo New Energy Corp. (NYSE: DQ) is a leading polysilicon manufacturer based in China, and aims to become a vertically integrated photovoltaic (PV) product manufacturer. Learn more at http://www.dqsolar.com.

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