The South circular blackboard factory collection development, production, sales as one, the plant covers an area of 4000 square meters, is Shandong's largest and most professional education committee designated factory, specializing in the production of the blackboard, whiteboard, whiteboard, electronic music board. Push pull arc blackboard, blackboard, blackboard frame, mobile blackboard, metal blackboard, lifting blackboard, whiteboard frame the blackboard, green board, metal frame, green board, metal magnetic blackboard, blackboard, whiteboard eraser, small blackboard, green board, the surface of the blackboard, a blackboard blackboard teaching music, accessories, pen, magnetic whiteboard. Magnetic I-go. Magnetic chess. Chess. Magnetic curricula teaching aids in Shandong. The largest and most professional blackboard, white board, green board manufacturers.