Toyota Motor Corp has started using the same type of battery that Panasonic Corp designed for Tesla Inc in some of its plug-in hybrids sold in China, sources familiar with the matter said. Toyota is using Panasonic’s cylindrical batteries in its new Corolla and Levin plug-in hybrid sedans launched in China this year, one of the people said.

source https://finance.yahoo.com/news/2-toyota-using-tesla-style-025032093.html?.tsrc=rss