Foldable and stackable-packaged interlocking floor mat

A foldable and stackable-packaged interlocking floor mat, comprising a floor mat unit accommodating mechanism (1), wherein the floor mat unit accommodating mechanism (1) comprises a left sleeve (11), a right sleeve (12), and a sleeve cavity opening-closing mechanism (13), in a use state, one side of the left sleeve (11) facing away from a floor forms a left sleeve outer surface layer (111), and one side facing towards the floor forms a left sleeve inner surface layer (112), a space between the left sleeve outer surface layer (111) and the left sleeve inner surface layer (112) forms a left sleeve cavity (113), a cavity orifice of the left sleeve cavity (113) is in a shape of ┐, in the use state, one side of the right sleeve (12) facing away from the floor forms a right sleeve outer surface layer (121), and one side facing towards the floor forms a right sleeve inner surface layer (122), a space between the right sleeve outer surface layer (121) and the right sleeve inner surface layer (122) forms a right sleeve cavity (123), a cavity orifice of the right sleeve cavity (123) is in a shape of ┌, wherein the left sleeve outer surface layer (111) and the right sleeve outer surface layer (121) form an integrated structure, and the left sleeve inner surface layer (112) and the right sleeve inner surface layer (122) form a split structure, the sleeve cavity opening-closing mechanism (13) comprises a left sleeve cavity orifice opening-closing member (131) and a right sleeve cavity orifice opening-closing member (132), a position of the left sleeve cavity orifice opening-closing member (131) corresponding to the cavity orifice of the left sleeve cavity (113) is arranged on the left sleeve (11), and a position of the right sleeve cavity orifice opening-closing member (132) corresponding to the cavity orifice of the right sleeve cavity (123) is arranged on the right sleeve (12);

• a left floor mat unit (2) and a right floor mat unit (3) are provided, the left floor mat unit (2) comprises a left floor mat unit first module (21) and a left floor mat unit second module (22), and opposite ends of the left floor mat unit first module (21) and the left floor mat unit second module (22) are interlocked in a tenon-and-mortise manner and housed in the left sleeve cavity (113), the right floor mat unit (3) comprises a right floor mat unit first module (31) and a right floor mat unit second module (32), and opposite ends of the right floor mat unit first module (31) and the right floor mat unit second module (32) are interlocked in a tenon-and-mortise manner and housed in the right sleeve cavity (123).