Shenzhen Theory Technology Co., Ltd. is a Hi-Tech company specialized in manufacturing various kinds of smart cards.

Our main products include PVC cards, magnetic stripe cards, contact IC cards and contact-less IC cards, which are totally in accordance with ISO7811/7816 and ISO14443 standards. They have already been widely used in a great deal of fields such as finance, traffic, postal service, telecommunication, education, public security system, commerce, government utility and large-scale enterprises.

"Excellent quality, perfect service" is our management theory and pursuing goal. As a modern high-tech enterprise, we not only keep on improving in selling and production, showing great foresight in management, but also pursue perfection in serving.

We expect to make progress and development with our customers together.