The Nano SIM (also known as the 4FF) card only measure 12.3 × 8.8 × 0.67 mm, the original design purpose was fit the mobile device. Even it reduces the area, it still maintaining the existing contact arrangements and provide all designer another solution to saving the cost in PCB layout design. As the professional communication solution provider, ATTEND Tech offering the maximizing options to fit with any request, including the bar push eject type with multiple tray option, push-push type, hinge type and dual bar push eject type.