Kuyambitsa gawo la mankhwalawa kwa cell achita umboni pazaka khumi zapitazi, makamaka pakukulitsa ndi kugwiritsa ntchito forler wachilengedwe (NK). Ma cell amtunduwu, omwe amatenga mbali yofunika kwambiri mu chitetezo cha thupi,
Titha kunenedwa kuti uku ndi lopanga bwino kwambiri lomwe tidakumana nalo mu China pankhaniyi, tili ndi mwayi wogwira ntchito ndi wopanga bwino kwambiri.
Titha kunenedwa kuti uku ndi lopanga bwino kwambiri lomwe tidakumana nalo mu China pankhaniyi, tili ndi mwayi wogwira ntchito ndi wopanga bwino kwambiri.