AUXILIARY DASHBOARD MOUNTING ASSEMBLY FOR VEHICLE, AND AUTOMOBILE

A vehicle auxiliary instrument panel mounting assembly, including a floor (10) and an auxiliary instrument panel (20). The floor is provided with a chute (11), and a side wall of the chute is provided with at least two groups of locking holes; the floor is provided with limiting parts (13) in one-to-one corresponding to the at least two groups of locking holes; a bottom of the auxiliary instrument panel (20) is located in the chute (11), a locking part (30) is arranged inside the auxiliary instrument panel, and a front side plate or a rear side plate of the auxiliary instrument panel (20) is provided with a first clasp (26) connected with the locking part (30); the locking part (30) is used to insert into one group of the locking holes; the locking part (30) has an unlocking state in which the locking part moves to be separated from one group of the locking holes due to pulling of the first clasp (26), and also has a locking state in which the locking part is locked in one group of the locking holes due to contact with the limiting parts. The fixed position of the auxiliary instrument panel on the floor can be changed by inserting the locking part into different locking holes, so that the fixed position of the auxiliary instrument panel is adjustable to satisfy the use demands of passengers. The disclosure further provides a vehicle with the above vehicle instrument panel mounting assembly.