They work in the sealless magnetic drive pumps,which transporting volatile,flammable,explosive and toxic solutions with no leakage.

它无须直接的机械联接，而是利用稀土永磁体之间的相互作用，利用磁场可穿透一定的空间距离和物质材料的特性，进行机械能量的传送。

Including underground carbarn , pump room and fire protection pool are all using our material “LiTong” to protect the surface which is no leakage after using .

地下车库、地下泵房及消防水池全部采用水泥基渗透结晶型防水材料做内外防水，无一渗漏。