Lucy061419 said:
I want to apply as a skilled worker so When i should apply for province program?
You are in the wrong section.
Check the following thread and visit the appropriate one:
http://www.canadavisa.com/canada-immigration-discussion-board/express-entry-expression-of-interest-b54.0/
http://www.canadavisa.com/canada-immigration-discussion-board/skilled-worker-professional-immigration-b4.0/
http://www.canadavisa.com/canada-immigration-discussion-board/provincial-nomination-program-immigration-b6.0/