Tongwei Group launches solar cell manufacturing facility in China

China-based integrated and merchant PV manufacturer, the Tongwei Group has launched its high efficiency solar cell plant S2, in Chengdu, China, which includes the world’s first unmanned monocrystalline solar cell production line under the intelligent manufacturing term, 4.0. The S2 plant has an initial nameplate capacity of 2 GW, which take Tongwei’s monocrystalline cell capacity to around 3.4 GW. The company also has around 2 GW of multicrystalline solar cell capacity. The 4.0 cell line, which tests intelligent, fully automated manufacturing tools and software systems, is completely unmanned. The company has also recently completed the expansion of a polysilicon plant by 5,000 million tonnes (mt), bringing its nameplate production capacity to 20,000 mt. It is also constructing a new 50,000 mt polysilicon plant.

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