July 5 (NBD) -- Animal feed manufacturer Tongwei Co., Ltd. (600438.SH) said Wednesday its monocrystalline PERC cells now have a conversion efficiency of between 22.1 percent and 22.2 percent.
In the first half of this year, the company mass-produced its monocrystalline PERC cells at an average efficiency of 21.33 percent.
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Editor:
Lan Suying