Overtime pay

Does anyone know if an employer can order an employee to work overtime (not just expect it, but actually give an order to work on a weekend) at the same time as he deducts money if I am 10 minutes late in the morning?

What does Taiwanese labor laws say about overtime pay?

Regarding relations with your employer, I suggest that you see the comments in
http://128.121.140.183/ubb/Forum29/HTML/000101.html