Railway Communication Products
Tianjin 712 Mobile Communication Co., Ltd. has been engaged in the research, development, and production of railway wireless communication equipment since the early 1960s.............
PRODUCT CENTER

INTERNATIONAL BUSINESS

We are a core partner in providing global dedicated wireless communication solutions.
Leveraging decades of profound understanding of railway and rail transit safety and efficiency, we are committed to providing all-weather, highly reliable critical wireless communication guarantees for mainline railways, rail transit systems, and heavy-haul railways.
Our systems are not merely signal transmitters but the cornerstone of safe operations, having successfully served multiple national-level railway and rail transit networks worldwide, capably meeting the challenges of extreme environments and complex scenarios.
From the mature GSM-R to the future-oriented 5G-R, we safeguard the orderly operation of every kilometer of track with innovative technologies that comply with international standards.
INTERNATIONAL BUSINESS

We are a core partner in providing global dedicated wireless communication solutions.
Leveraging decades of profound understanding of railway and rail transit safety and efficiency, we are committed to providing all-weather, highly reliable critical wireless communication guarantees for mainline railways, rail transit systems, and heavy-haul railways.
Our systems are not merely signal transmitters but the cornerstone of safe operations, having successfully served multiple national-level railway and rail transit networks worldwide, capably meeting the challenges of extreme environments and complex scenarios.
From the mature GSM-R to the future-oriented 5G-R, we safeguard the orderly operation of every kilometer of track with innovative technologies that comply with international standards.
ABOUT US

Tianjin 712 Mobile Communication Co., Ltd. is a core supplier in the field of dedicated wireless communication in China.
For over fifty years, as a designated enterprise for railway communication equipment in China, the company has focused on advancing the development of industries including railway wireless communication, rail transit communication, emergency communication, oilfield informatization, military and civilian testing and measurement, and system integration. It has gradually evolved into a technology enterprise that integrates market operations, technology development, and production services.
The company's business covers dedicated wireless communication products for the civilian sector, primarily including the research and development, production, and sales of railway wireless communication products and dispatch command systems for subways and light rail.
As national railway construction continues to expand, building upon its established market base with widely adopted railway communication products, the company is actively pursuing technological upgrades involving multiple products and platforms.
In the area of rail transit system integration, alongside the acceleration of China's urbanization process and increased investment in urban rail transit, the company has consistently intensified its efforts to explore the market for rail transit system integration solutions. It has successfully won bids for multiple lines in various cities, further solidifying its industry position in this sector.
Guided by the ethos of 'Providing Excellent Equipment, Creating a Future Together', the company is embarking on the strategic layout of the next-generation dedicated wireless communication industry focused on railway and rail transit communication. It aims to transform itself into an operational service provider for railway and rail transit communication system integration
and is committed to becoming a renowned enterprise with domestic and international advanced capabilities in fields such as railway wireless communication, rail transit communication, emergency communication, oilfield informatization, testing and measurement, and system integration, striving to build a prestigious enterprise with unique competitive advantages and brand influence.
ABOUT US

Tianjin 712 Mobile Communication Co., Ltd. is a core supplier in the field of dedicated wireless communication in China.
For over fifty years, as a designated enterprise for railway communication equipment in China, the company has focused on advancing the development of industries including railway wireless communication, rail transit communication, emergency communication, oilfield informatization, military and civilian testing and measurement, and system integration. It has gradually evolved into a technology enterprise that integrates market operations, technology development, and production services.
The company's business covers dedicated wireless communication products for the civilian sector, primarily including the research and development, production, and sales of railway wireless communication products and dispatch command systems for subways and light rail.
As national railway construction continues to expand, building upon its established market base with widely adopted railway communication products, the company is actively pursuing technological upgrades involving multiple products and platforms.
In the area of rail transit system integration, alongside the acceleration of China's urbanization process and increased investment in urban rail transit, the company has consistently intensified its efforts to explore the market for rail transit system integration solutions. It has successfully won bids for multiple lines in various cities, further solidifying its industry position in this sector.
Guided by the ethos of 'Providing Excellent Equipment, Creating a Future Together', the company is embarking on the strategic layout of the next-generation dedicated wireless communication industry focused on railway and rail transit communication. It aims to transform itself into an operational service provider for railway and rail transit communication system integration
and is committed to becoming a renowned enterprise with domestic and international advanced capabilities in fields such as railway wireless communication, rail transit communication, emergency communication, oilfield informatization, testing and measurement, and system integration, striving to build a prestigious enterprise with unique competitive advantages and brand influence.
JOURNEY AND QUALIFICATIONS

1936
▶ Hunan Electrical Equipment Manufacturing Plant
1941
▶ Chongqing Branch of the Central Radio Equipment Factory
1946
▶ Tianjin Central Radio Equipment Factory
1953
▶ State-owned Tianjin Radio Factory (Factory No. 712)
1985
▶ Tianjin Telecommunications and Broadcasting Corporation
2004
▶ Tianjin 712 Communication & Broadcasting Co., Ltd.
2017
▶ Tianjin 712 Communication & Broadcasting Co., Ltd.
2018
▶ Shanghai Stock Exchange Main Board Listing, Stock Code: 603712.
2020
▶ The Mobile Communication Division was split off and established as Tianjin 712 Mobile Communication Co., Ltd.
2023
▶ Tianjin 712 Mobile Communication Co., Ltd.
Committed to railway and rail transit communications, focusing on areas such as
emergency communications,oilfield informatization, and testing.
To build an industry brand with unique competitiveness.
The company is embarking on the strategic layout of the next-generation dedicated wireless communication industry, focusing on railway and rail transit communications.
It strives to become an operational service provider for railway and rail transit communication system integration.
Committed to railway and rail transit communications, focusing on areas such as
emergency communications,oilfield informatization, and testing.
To build an industry brand with unique competitiveness.
The company is embarking on the strategic layout of the next-generation dedicated wireless communication industry, focusing on railway and rail transit communications.
It strives to become an operational service provider for railway and rail transit communication system integration.