How many years does it take to go from a product specialist to a product manager, if you work hard? The product manager's treatment is about how much"?

I don't know which industry you are referring to, I'll say a little bit about the Internet industry, the salary to the average value of the North as a reference:

Product Specialist (0.5 years): (4K below)

High Commissioner (1 year) (4 ~ 6K)

Senior Specialist (1.5 ~ 2.5 years) (6 ~ 8K)

Product Manager (3 ~ 4 years) (9 ~ 12K)

Senior Product Manager (4 ~ 4 years) (9 ~ 12K)

Product Manager (3 ~ 4 years) (9 ~ 12K) 4 years) (9~12K)

Senior Product Manager (4~6 years) (12~17K)

Senior Product Manager (6+ years) (17K+)