The Biden administration has doubled tariffs on Chinese chips to 50 percent and quadrupled tariffs on Chinese electric vehicles to 100 percent. CGTN's Zheng Junfeng argues that the heavy tariffs reveal the U.S.'s deep fear of China's innovation. In contrast, China has kept its doors open to competition, with 1.7 million Tesla vehicles on its roads. Zheng asks: The Biden administration's contradictory policies and tariff measures will backfire – who is the real loser?