GSM Emergency Phone System

Certification

2022-06-14

Application of waterproof telephone in hydropower station

2022-06-09

With the development of the world economy, the growth of the population, the development of science and technology, and the...

Construction Site Telephone System

2022-05-27

Intelligent construction site telephone radio system is helpful to promote the reform of the construction industry in our country basic...

Certification

2022-05-26

Certification

2022-05-26

IP highway system

2022-05-19

Highway IP network broadcasting system/Highway IP network emergency telephone intercom system, the selection, and setting off the highway background music...

Chendu Tianfu International Airport Expressway

2022-05-12

Airport Expressway(North Line) is the first two-way eight lane expressway in sichuan province, it’s an important traffic foundation construction of...

Railway Telephone System

2022-05-11

The emergency telephone system is an IP emergency system specially set up in the subway. The emergency system is a...