BYD shares rose across A- and H-listings; A-shares gained over 3% and H-shares (01211.HK) rose more than 2%. The company said it launched a self-developed 4nm autonomous-driving chip, Xuanji A3, which it describes as China’s first 4nm AD chip and sai

2026-05-29

BYD shares rose across A- and H-listings; A-shares gained over 3% and H-shares (01211.HK) rose more than 2%. The company said it launched a self-developed 4nm autonomous-driving chip, Xuanji A3, which it describes as China’s first 4nm AD chip and said it supports L3 and L4 autonomous driving.