What are the various types of categories of Employment Passes issued?

Employment Pass Eligibility Summary Table
Pass Type Factor One Factor Two Factor Three
P1 Fixed monthly salary
> S$8,000
Professional, Managerial, Executive, Specialist jobs
P2 Fixed monthly salary
> S$4,500
Professional, Managerial, Executive, Specialist jobs Recognised qualifications
Q1 Fixed monthly salary
> S$3,000
Recognised qualifications In lieu of recognised qualifications, MOM may also consider compensatory factors such as skills and years of experience (MOM recommends a minimum of five years relevant work experience)