Public Security Checks
such as airport security, prisons, courts, testing houses, banks, hotels, large conferences, sports competitions, concerts and other public security.
Many factory products contain metal costs, factories in order to prevent the loss of enterprise products, in the important workshop, the door by security staff to check.
Exams Prevent cheating
In recent years, the college entrance examination, postgraduate exams, civil service examinations and other test rooms to prevent candidates to carry wireless headphones and other cheating tools, each examination room will be equipped with some handheld detectors. At present, many provincial education systems are equipped with such products.