الوصف

The board is made of imported metal plate; both the inner and outer frames are made of special high-grade electrophoresis aluminum alloy. The board is fitted with special invisible type sliding groove which is equipped with laterally inlaid rubber wheels (patented products) and ABS wrap angles, which are invisibly installed.

Characteristics: The board is combined-type double-layer structure, inner lining for electronic board and two pieces of fixed writing board composition, outer for two pieces of sliding writing board. Can control push-pull, need not when can cover board and protect the safety board. This integration design, the lessons in writing board and realize electronic board simple conversion between, saves time and effort, so that traditional teaching board and modern technology perfect union.