News on Longi

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

Longi’s capacity expansion plan 2018 - 2021

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China-based Longi, the world’s largest manufacturer of monocrystalline solar wafers, will more than double its capacity from 28 GW at the end of 2018 to 65 GW by the end of 2021.

Monocrystalline solar wafers from Zhonghuan Semiconductor

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China-based Zhonghuan Semiconductor, the world’s second-largest manufacturer of monocrystalline solar wafers, will build a new factory with a capacity of 25 GW in Inner Mongolia.

Polysilicon sales contracts of Xinte

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China’s third-largest polysilicon manufacturer Xinte Energy has closed a three-year sales contract with silicon ingot producer Wuhai Jingyuntong on the delivery of 32,000 tons of polysilicon from 2019 through 2021.

Representatives of Saudi Arabia’s National Industrial Clusters Development Program, Saudi Basic Industries Corp., OCI Company and Longi Group shake hands after signing a Memorandum of Understanding

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Chemical conglomerate Saudi Basic Industries Corp., South Korea’s OCI Company and China’s Longi Group have signed a memorandum of understanding for an integrated solar and carbon black production complex.

Corporate buildings of Longi and Aiko Solar

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Leading monocrystalline wafer maker Longi has signed a cooperation agreement with Chinese cell producer Aiko Solar on developing high-efficiency wafers from ingots grown with the continuous Czochralski (CCz) process.

Longi’s four polysilicon supply contracts

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Leading monocrystalline wafer maker Longi has underpinned its rapid expansion by signing a contract with Xinte Energy for the delivery of 90,080 tons of polysilicon from 2019 through 2021.

Polysilicon sales contracts of Tongwei

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Chinese Tongwei Group will deliver 70,000 tons of polysilicon to the second-largest manufacturer of monocrystalline wafers, Zhonghuan Semiconductor, from 2018 through 2021.

Polysilicon supply contracts of Longi

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Leading monocrystalline solar wafer manufacturer Longi has signed a contract with Chinese Tongwei Group for the delivery of 55,000 metric tons of polysilicon between May 2018 and December 2020.

Diamond wire saw with monocrystalline silicon ingot

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pv magazine has published a background report on the surge of monocrystalline technology, driven by the two leading Chinese mono wafer manufacturers Longi and Zhonghuan Semiconductor.

Hall with Siemens reactors for chemical vapor deposition (CVD) of silicon at Daqo’s polysilicon plant in Shihezi, Xinjiang

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After closing a supply contract with South Korean polysilicon maker OCI in early February, leading monocrystalline wafer manufacturer Longi has signed a contract with Chinese producer Daqo.