Chengtai Technology's reliance on BYD increases year by year

Data shows that in 2022, 2023 and 2024, the revenue from Customer A (the largest customer - BYD) was RMB 47.2 million, RMB 142.9 million and RMB 325.8 million, respectively, accounting for 81.9%, 91.3% and 93.6% of the total revenue, respectively.