With the rapid development of China's science and technology and economy, the state and society's needs for the emergency communications industry are growing stronger, and their technical and functional requirements are becoming higher and higher. In the current social environment where various emer Read More

At present, the state attaches great importance to promoting the construction of urban underground corridors, and it is clearly stated in the National Thirteenth Five-Year Plan: "By 2020, construct urban comprehensive corridors of more than 8,000 kilometers, and build a number of internationally adv Read More

With the development and deepening of "Safe City" and "Xueliang Project" nationwide in recent years, although key areas in the city have been covered by video surveillance, the old urban areas, remote areas, harsh areas, power supply difficulties, monitoring points Complex and other areas, it is dif Read More

Since the outbreak of pneumonitis caused by a new coronavirus infection in Wuhan, Hubei years ago, the national epidemic situation has entered a state of high alert. How to efficiently and scientifically prevent epidemics, cut off the transmission channels in a timely manner, and treat patients as s Read More

The forestry department shoulders the responsibility of protecting forest resources. A fast, accurate, safe and reliable wireless only early warning communication system is an important guarantee for the forestry department to fulfill its duties. In recent years, with global warming and frequent for Read More

Five hours after the Wenchuan earthquake in China that year, the network was basically paralyzed, and the telephone connection rate recovered 75% within one hour after the Lushan earthquake. What is the reason? It is reported that it is the national strategic document issued by the Ministry of Indus Read More

In recent years, the continuous development of communication technology and communication tools are in a state of continuous development. More and more communication channels make our lives and work more and more convenient and efficient. Even with the advanced development of mobile phones, walkie-t Read More

In order to solve the problem of mine communication, IFLY designed and developed a 4G wireless communication system based on 4G communication technology. Based on the industrial Ethernet system, it established a "wireless voice, video communication and dispatch communication system" to form a comple Read More

With the rapid development of wireless communication technology in China, the degree of intelligence of urban buildings is getting higher and higher, modern buildings generally have complex structures, and the walls are more shielded from signals. The intercom itself cannot meet the call requirement Read More