Origin of products:
Mobile phone signal shielded device industry developed in 2000, but the demand is very small, mainly used in the military, special agencies, security units, conference rooms and so on.The industry has boomed since 2006, when the Ministry of Education required exam halls to be equipped with cell phone signal device to prevent cheating
Industry trends:
After the mobile phone signal shielded device has become the need of the college entrance examination, it has driven the demand of all the examination rooms, such as the postgraduate examination, the college English CET-4 and CET-6, and the personnel examination.After the iterative upgrade of products from 2G to 5G products, through the market cultivation in 2020, 2021 is the outbreak year of 5G mobile phone shifter market, and the next 4-5 years are the golden period of this product.
