We're Operators, We have to know all process about SMT, We have to get training for that. And about all machines, Maybe they're difference kind, but the same process ( set-up, and build ). Before the job start, We have to look board schedule again ( to be sure the schedule is not change ). We check the job completed from stock list ( if some parts were short, look for document, Let lead area know " We run with out or on hold " ) And then, set them up and build.