Chinese electric vehicle companies are reportedly turning more to extended-range electric vehicles (EREVs) to boost sales. These vehicles, which combine electric motors with gasoline engines, offer customers a solution to concerns about limited electric range and lack of fast-charging infrastructure. What Happened: IM Motors, the EV unit of SAIC Motor Corp, is adding a gas engine to its fifth model, which will only have a 124-mile range on pure electric power that can potentially discourage some buyers, as per CNevpost, which cited local media outlet Cheshi. See Also: Best EV Penny Stocks Why …