Shares of NIO Inc. fell 2.2% in premarket trading Thursday, even after the China-based electric vehicle maker reported August deliveries that jumped 81.6% from a year ago to 10,677 vehicles. The deliveries included 7,551 premium sport-utility vehicles (SUVs) and 3,126 sedans. In total, the company has now delivered 238,626 EVs as of Aug. 31. Meanwhile, rival Li Auto Inc.’s stock slumped 1.7% after the company reported August deliveries of 4,571 vehicles, which was less than half (down 51.5%) fro