Display screen module and display screen

A display screen module, comprising a front panel, a rear panel and a circuit module,

• wherein the circuit module comprises a driving device, a plurality of display assemblies and a substrate located between the front panel and the rear panel,
• the substrate comprises a first mounting plate and a second mounting plate which are integrated, the second mounting plate is formed by extension from one end of the first mounting plate along a horizontal direction,
• each of the plurality of display assemblies comprises a plurality of lamp beads provided at intervals on the substrate along an extension direction of the second mounting plate and facing the front panel,
• the driving device is provided on the first mounting plate and partially protrudes from the rear panel, a size of the driving device is less than or equal to a size of the first mounting plate,
• wherein the driving device is configured to supply power to the each of the plurality of display assemblies and provides a driving signal driving the plurality of lamp beads to work;
• wherein an area of the second mounting plate is 25 times an area of the first mounting plate;
• wherein the first mounting plate is of strip-type, and the second mounting plate is of rectangularly blocky type;
• and
• wherein the first mounting plate comprises a first edge and a second edge which are connected with each other, the second mounting plate comprises a third edge and a fourth edge which are connected with each other, the second edge is matched with the third edge, and a length of the fourth edge is 25 times a length of the first edge along the extension direction of the second mounting plate.