BYD has launched the Xuanji A3, marking China's first 4nm autonomous driving chip, at its 'Dare to Be Bold' event. The chip supports L3 and L4 autonomous driving capabilities and is developed in-house by BYD. President Wang Chuanfu highlighted that the Xuanji A3 features the industry's most advanced chip process technology and boasts the lowest power consumption per unit of computing power.