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Profound exchange of information and fast customer support are a matter of course for sustainable success in the highly competitive business with the solar industry.
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An integrated PV valuechain ensures secured supply, high quality and cost control. We creat best value for our customers.


We are fully integrated polysilicon, wafer, cell, module and PV system supplier

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A vertically integrated PV value chain ensures secured supply,high quality and low cost of our product. So that we can create best value for our partners.

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TIANWEI New Energy Holdings Co., Ltd. is a fully integrated polysilicon, wafer, cell, module and PV system supplier, combining over 7,000 tons of polysilicon capacity under the TIANWEI Group. TWNE is the only company in China owning a complete PV industrial chain, from Silicon to System.


The upstream hyper-pure polysilicon facilities, based on an upgraded Siemens process, have a capacity of 7,260 tons annually. The established downstream capacity is 500MW for wafer, cells and modules. After the development of phase two, the capacity will be over 1GW by the end of 2011. After the completion of the phase three development, the production capacity will hit 1.5GW by 2012.