Why does Nanjing Jianyou always recruit people?

Long working hours and large population loss. According to official website's inquiry of Nanjing Jianyou Biochemical Pharmaceutical Co., Ltd., as of July 3, 2023, Nanjing Jianyou Biochemical Pharmaceutical Co., Ltd. worked ten hours a day, resulting in a large loss of population and has been recruiting people. Nanjing Jianyou Biochemical Pharmaceutical Co., Ltd. was established in 2000, formerly known as Nanjing No.2 Biochemical Pharmaceutical Factory.