LED display screen module bottom shell

The utility model discloses an LED display screen module bottom shell which comprises a main body, a plurality of installation grooves are formed in the back face of the main body, three installation holes are formed in each installation groove, sequence numbers are marked beside the installation holes, and sequence number marks corresponding to the sequence numbers in the installation grooves are arranged beside the installation grooves. According to the LED display screen module bottom shell, the three mounting holes are formed in the same mounting groove, so that one LED display screen module bottom shell can be matched with various PCB lamp panels with different point distances at the same time, the compatibility of the LED display screen module bottom shell is greatly improved, the production cost and the material management and control cost of the LED display screen module bottom shell are effectively reduced, and meanwhile, the LED display screen module bottom shell is convenient to use. And each mount