At present, most domestic Flash memory uses Samsung series flash chips, which generally have 100,000 erase life and 10 years of storage time, even if they are erased 100 times a day, they can be used for three years. Therefore, genuine high-quality flash memory chips do not have life problems. Your flash memory has a bad track after less than a year, indicating that the product is likely to use defective chips, such chips have uneven quality, and poor quality may only have a few hundred erasable life.