Never, people, never contact this, how should I put it mildly, company. You will not receive a single clear answer on the production time and cost. Moreover, you will still be rude, for your own money. It is not clear what the owner expects. With such an attitude to work. If you don't know how to work, don't start. Businessmen
It's a strange organization, designers communicate only by mail, but what customers send them, they read apparently through the word. We sent them a ready-made layout with all the content. As a result, a work was sent for approval, which does not meet our requests by half.
I used the online printing service. A3 sheets of thin cardboard and color images were printed. We paid attention, despite the fact that large print runs were printed, mine was inserted between the batches.