Both documents are published by the Department of Labor and Employment (DOLE). Apart from this, when applying for a foreigner's permit, he must also apply for an ACR-I card with a microchip. It contains all the relevant information that immigration officials need. You get a minimum of one year and a maximum of 5 years of work permit. While in Canada you need a work visa and a work permit, but the duration is short, the minimum is 1 year and the maximum is 3