... are:We do all processings in-house ,including electronic IC/PCB design, offset colorful printing , molding,die cast,package, ... our good production and services.Item Name: 3D Electronic Poster ,Educational Poster, Kids Early LearningTHe chart Encourages children to :Improve ... Not included). 1. Material: PVC , Paper, and electronic elements, IC, PCB, etc. . 2. Various Size available: 42*56cm etc; 3. ...