C313 Random Roll Call Can also be Such a Coincidence

Su Yan said and pressed an electronic button beside the podium.

This was a random device, probably a high-tech product!

Because the operation was simple and convenient, most teachers preferred to use this random name reader.

"Number 57 from the first grade's first class..." "Ye Han!"

Su Yan was shocked when he saw the name and student number displayed on the device