Shenzhen Smartchip Electronic Corp. established in October 1995 , company takes Honesty and credit as the basic principle of business .we are specializing in the programming , integrated circuit design and sale the high technology products . Since 2002, RF-ID and Reader become the one of the main products which has universal application, the ear tag, reader, hand-held reader, animal foot ring, electronic lable are fall within the scope of our business. We have all kinds of different frequency.