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At the beginning of 2005, HDL has carried on the development of RFID and formally provided RFID to domestic & overseas customers in the second quarter of 2006. RFID antenna is produced by printing technology, which we have 15 years of experience.
A multi-planar circuit is composed of conductive layer and insulating layer. There are three kinds of conductive materials: silver paste, carbon paste and mixed paste. Membrane circuit can be applied not only as a separate circuit, but also as a part of membrane switch.
Tax control machine, computers, cash registers, and so on that can be controlled by the keyboard.