Sales of new cars in China in January rose 9.3% from a year earlier, as demand increased in the run-up to the Lunar New Year holiday. Sales of new cars—sedans, sport-utility vehicles and minivans—rose to 2.23 million vehicles in January, the government-backed China Association of Automobile Manufacturers said in a statement Friday. Total vehicle sales, including trucks and buses, rose 7.7% to 2.5 million. The month…