is the world leader in the
development and manufacturing of inductive
(non contact) electronic guard tour systems.
Its products are the top-selling inductive
guard tour systems in Mainland China, and
has been exported to Hong Kong and nations
such as the United States, Denmark, Turkey,
Sudan, South Korea, Taiwan, and Singapore.
Bluecard's guard tour systems are not only
installed as a part of security systems,
but are also widely used by industries such
as mining, railroads, telecommunications,
oil extraction, petrochemicals, electricity
generation, and public transportation.