How long will Shengsaisi return the medical examination fee?

after working for one month. The full name of Shengsaisi is Shengsaisi Precision Die Casting Co., Ltd., which is a subsidiary of Ruili Group. According to the recruitment announcement of this company, the return medical examination fee is paid together with the employee's salary after working for one month. The company mainly serves domestic large-scale main engine plants and first-class parts suppliers.