Why Cell Networks Down at the US Capitol Riot

When the mob descended on the US Capitol complex yesterday, did law enforcement block the signals to thwart communications? No, the networks were probably just overwhelmed. Here’s why. Yesterday’s Washington, DC uprising highlighted the limitations of 4G technology and sparked some relatively reasonable conspiracy theories. When mobs stormed the U.S. Continue Reading

The signal shielding of the mobile phone jammer has become more humane and convenient

With the rapid development of the modern information age, there are more and more secret and security issues in wireless communication, and outstanding performance in different fields. Especially in recent years, the secrecy and security of my national defense information, economic information, and scientific and technological information have continuously been Continue Reading

Why do gas stations stop calling?

As we all know, gas stations operating inflammable and explosive products are classified as high-risk occupations, and “safety first” is the most basic requirement for gas stations. Common safety measures at gas stations mainly include turning off motorcycles and refueling, gas station employees must wear anti-static clothing to work, stop Continue Reading