... , and prompt delivery. Item: jigsaw puzzle. Material: Cover: 157gsm art paper, 1400gsm card board. Text jigsaw puzzle: 350gsm greyback board, 1400gsm cardboard ... saddle stitch machine, shrink wrap machine, etc.,,,The advanced production equipment, make sure that time in the customer's ... and Experienced staffWe have an excellent sales and production team composed of 150 professionals and more than 400 ...