A modified multi-function specimen box is provided. The modified multi-function specimen box includes a box body (1). A box cover (2) is disposed on an opening of the box body (1). A fixed rotary spindle (4) is disposed on the box cover (2). The fixed rotary spindle (4) is capable of freely rotating with respect to the box cover (2). A sampling spoon (5) is disposed at the bottom of the fixed rotary spindle (4). A filter screen (3) is disposed in an inner cavity of the box body (1) in a direction perpendicular to the box cover (2), and the filter screen (3) divides the box body (1) into a liquid addition cavity (11) and a liquid suction cavity (12). The present invention achieves the dilution, uniform mixing, and filtration of a specimen.