Pay the wages, the bank's running water will do.
As long as you can prove that you have worked in this company, you can ask the company to provide your working hours, as long as you provide any proof of your labor relationship.
Notice on matters related to the establishment of labor relations
Ministry of Labor and Social Welfare [2005] 12
Two, the employer has not signed a labor contract with the employee, in determining the existence of labor relations between the two sides, you can refer to the following documents:
(a) payment vouchers or records (payroll), the payment of various social insurance premiums;
(2) Work Permit, Service Certificate and other documents that can prove the identity issued by the employer to the employee;
(3) Employment records such as Registration Form and Application Form filled out by employees;
(4) attendance records;
(5) Testimonies of other workers, etc.