News on wafer

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

polysilicon chunks

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Several factors are playing a role in driving up the current polysilicon spot price.

Duties on polysilicon imports from South Korea into China (2017 and 2014 tariffs)

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On November 21, the Chinese Ministry of Commerce (Mofcom) announced new duty rates for polysilicon imports from South Korea into China, following a mid-term review that took one year.

Ministry of Commerce (Mofcom) of China, press conference on February 9, 2017

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Taiwanese market researchers, PVinsights and EnergyTrend have spread rumors that future duties on polysilicon imports from South Korea into China would be set at a rate below 10%.

Daqo New Energy’s polysilicon plant in Shihezi, Xinjiang

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Daqo will expand the capacity of its polysilicon plant in Xinjiang by 7,000 tons by the end of 2018 and will further increase its capacity by 5,000 MT through debottlenecking by the end of 2019.

Presentation by GCL System Integration at EU PVSEC 2017: Industrially feasible PERC cells on diamond wire sawn multicrystalline silicon wafers textured by RIE towards 20.78% efficiency

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More efficient Passivated Emitter and Rear Cell (PERC) technology will soon gain ground on multicrystalline cells made of cost-cutting diamond-wire-sawn wafers with a so-called ‚black-silicon’ texture.

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.

Diamond wire saw with monocrystalline silicon ingot

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Many Chinese producers of multicrystalline solar wafers have accelerated their transition to lower-cost diamond wire slicing and will complete the switch by the end of 2017, Digitimes reports.

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.

Port of Mundra, Gujarat state, India

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Indian logistics conglomerate Adani and Chinese industrial giant East Hope have signed a Memorandum of Understanding to invest $300 million in manufacturing units in the Indian state of Gujarat.

GCL-Poly’s wafer factory in Xuzhou, Jiangsu province, China

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GCL-Poly Energy Holdings, the world’s largest maker of multicrystalline wafers, has completed its switch from slurry-based to diamond wire saws, according to Digitimes.