SDIP DIGITAL TECH. CO., LTD. is established in 1995, specialized in children&＃39;s educational toy developement and producing. Our products include math sound hanging map, math learning machine and Chinese Pin Yin hanging map, English sound hanging map, electronic plugs & plays and so on.For the being time, this factory eaquiped with advanced test eaquipment, skilled workers, efficient management. The products export to Hong Kong, East-South Asia countries and area.We would like to enter into business with all parties in the world. At same time, OEm & ODM welcome.