Why does Hefei Taiying Technology keep recruiting people?

The turnover rate is high. Due to the heavy workload, overtime at night after work, low salary and poor working environment, the employee turnover rate of Hefei Taiying Technology is as high as 80%, so it has been recruiting people. Hefei generally refers to Hefei and Hefei, referred to as "Lu" or "He" for short, and was called Luzhou, Luyang and Hefei in ancient times. Anhui province is a prefecture-level city, provincial capital and I-type big city.