Valta occupies almost half of the domestic market, and its technology and quality are second to none.
Bosch battery is also very good. Car battery was first invented by Bosch.
However, at present, Bosch has no production plant in China, and the low-end products are manufactured by valta.
Of course, the technology is still Bosch. High-end products are all imported from Germany, but the price is a bit high.
Domestic good batteries are also sails, and military enterprises turn to private enterprises.
Although the technical gap is not too big compared with foreign brands, there is still a considerable gap.
Whether it is the advanced technology or the reliability of quality, it is still much worse. The advantage is that it is cheap.