A universal lingual bracket system includes No.1-7 universal lingual brackets connected in series by an arch wire. The universal lingual bracket includes a base plate (1) and a bracket body portion (2). A mesh bottom (11) is arranged on the base plate (1). The mesh bottom (11), the base plate (1) and the bracket body portion (2) are integrally cast and shaped. The mesh bottom (11) has an interlaced woven wire mesh structure. The universal lingual bracket system is convenient to assemble, and has high durability and wide application range.
