The invention discloses a novel bending type subsoil plough, which comprises a rack (2), wherein a traction frame is arranged on the rack (2), and is characterized in that the front part of the rack (2) is provided with a fixed seat (5) and a plough, the plough is a plate body, the upper part of the plough is plough body legs (1) which are fixedly connected with the fixed seat (5), the lower part is plough bodies (15) which are free ends, subsoil plates (11) are arranged on the plough bodies (15), each of the subsoil plates is a plate body and is in partial fit fixation with the corresponding plough body (15), the size of each subsoil plate is large than that of each plough body (15), the lower parts of the plough bodies (15) and the subsoil plates (11) are provided with subsoil teeth (13), and the front parts of the subsoil teeth (13) are provided with subsoil tooth tips (12). Compared with the prior art, the plough disclosed by the invention has the advantages that the structure is simple, the plough bodies are portable, working resistance is small, the plough bodies are not easy to deform during subsoil operation and the like.