BYD has rapidly become one of the world's largest sellers of EVs.
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- BYD is chasing down Tesla on EV sales, but the Chinese giant is much more than just a car company.
- As well as cheap EVs, BYD also makes batteries, buses, trains and even some iPhones and iPads.
- BYD is following in the footsteps of Elon Musk's company, which also has lucrative side hustles.
BYD has fast become one of the world's biggest electric-vehicle makers ...