China road emergency telephone suppliers

Certification

2022-06-15

Industrial Application of GSM Emergency Telephone Syste

2022-06-09

We specialize in manufacturing and selling stainless steel call system auto dial telephone waterproof telephone for prison use with CE...

Application in A telephone in subway station

2022-06-09

At least 40 cities in China now have their own rail transit. Speaking of China's subways, people first think of...

SPC Exchange

2022-05-31

Program-controlled exchange, also known as program-controlled digital exchange or digital program-controlled exchange, usually refers to the switching equipment used in...

Can I customize personal industrial telephone system for myself?

2022-05-27

Sure, we accepted OEM/ODM, you can provide the requirements and we will according to your message to design and manufactured...

What is the delivery time for a quote request?

2022-05-27

For a standard product request, it will be approx. 5-7 working days. For the bulk order consisting of various systems,...

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...

Toll Station System

2022-05-19

Toll station network intercom broadcast system is introduced based on SIP protocol IP audio technology, which converts analog audio signals...

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...