Step 1: Party A embedded steel plate fulcrum;
Step 2: The firm square is connected with the original embedded steel plate, and the lock dowel is fixed;
Step 3: Reinforce the L-shaped corner code of the original vertical square lock;
Step 4: Fixed horizontal square communication;
Step 5: The luminous word is fixed on the square tong, and the dowel is locked;
Step 6: The wires must converge at a point after the sleeve converges through the glass gap;
Step 7: All the external wiring of the light-emitting word is connected to the transformer;
Step 8: Standard power supply electrical distribution box device.