News on construction

News on suppliers, market trends and technology innovations in polysilicon and wafer production is selected, assessed and written for you by Bernreuter Research.

Construction site of Ferrosolar’s 1,400-ton plant for upgraded metallurgical-grade (UMG) silicon in Puertollano, Ciudad Real province, Castile-La Mancha autonomous region, Spain

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In a joint venture with Ferroglobe, Spanish Arinka PV Group intends to start production of upgraded metallurgical-grade (UMG) silicon in Puertollano – not of wafers, as pv magazine has reported.

Tongwei’s annual polysilicon production capacities from 2016 through 2021

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China-based polysilicon and solar cell manufacturer Tongwei will increase its production capacity from 80,000 to 155,000 tons by late 2021, thus becoming the world market leader.

Key data of Feroglobe’s UMG silicon plant in Puertollano, Spain

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Silicon metal producer Ferroglobe has announced it will build a 1,400-ton plant in Puertollano in the Spanish province of Ciudad Real to supply the solar industry with upgraded metallurgical-grade silicon.

Tongwei logo on building

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After announcing a new polysilicon plant with a capacity of 25,000 tons in Leshan in March, Chinese Tongwei Group is planning to build another 25,000-ton plant in Baotou, Inner Mongolia.

Monocrystalline solar wafers from Zhonghuan Semiconductor

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GCL-Poly Energy Holdings, China’s largest polysilicon producer, has closed a framework agreement with Tianjin Zhonghuan Semiconductor, a manufacturer of monocrystalline wafers, for collaboration in several areas.

Drawing of GCL-Poly’s polysilicon plant in Xinjiang

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Jiangsu Zhongneng Polysilicon, a subsidiary of GCL-Poly Energy Holdings, and Tianjin Zhonghuan Semiconductor, a manufacturer of monocrystalline wafers, have agreed to subscribe for new shares in Xinjiang GCL.

Rectifying tower at Jiangsu Zhongneng’s polysilicon plant in Xuzhou, Jiangsu

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GCL-Poly Energy Holdings has announced that it will build a new polysilicon plant with a total capacity of 60,000 metric tons in Xinjiang in northwestern China.