Glassdoor users rated their interview experience at Signs Express as 100% positive with a difficulty rating score of 2 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Production Manager and rated their interviews as the hardest, whereas interviews for Production Manager and roles were rated as the easiest.
Straight forward simple questions, however they are industry based so you will need to know your stuff. Nice and polite so not a problem there, but I think there should have been two stages perhaps may help to fully understand.