For the first 11 months, nationwide vehicle sales rose 42 percent to 12.2 million, with passenger-car sales surging 49.7 percent to 9.23 million. Four trillion yuan of government spending and $1.3 trillion of new bank lending this year have helped revive growth in China, the world’s third-largest economy. Stimulus measures aimed at auto sales included cutting a 10 percent sales tax to 5 percent and 10 billion yuan of subsidies to help consumers buy and upgrade vehicles.