Tel: +86-755-27322952
Email: info@jrteck.com

Project Case

Explore J gas, transport, mining, and more.

Project Case

NEW BLOG

J&R: The Brand Behind the World's Toughest Industrial Phones

J&R: The Brand Behind the World's Toughest Industrial Phones

Why are global industries switching to J&R? Explore the rugged phone brand that outperforms expectations.

View details
Waterproof Telephone Pillars for Robust Railway Communication Systems

Waterproof Telephone Pillars for Robust Railway Communication Systems

Learn how waterproof telephone pillars improve communication reliability across critical railway environments.

View details
Why Should Industrial Engineers Care About IK Ratings?

Why Should Industrial Engineers Care About IK Ratings?

Understanding what are IK ratings is vital for industrial engineers who design or specify rugged equipment. IK ratings define the level of protection a device offers against mechanical impacts, helping ensure long-term reliability, safety, and durability

View details
What Keeps Communication Alive Deep Underground?

What Keeps Communication Alive Deep Underground?

Maintaining communication deep underground is one of the greatest challenges in modern mining. With thick rock layers blocking conventional signals, engineers rely on hybrid networks that combine leaky feeder systems, Through-the-Earth (TTE) radio, and wi

View details
How Can an Integrated Telephone System Enhance Safe City Emergency Communication?

How Can an Integrated Telephone System Enhance Safe City Emergency Communication?

An integrated telephone system is transforming how safe cities manage emergencies. By combining IP-based telephony, PA systems, CCTV, and intelligent warning devices, safe city phones enable faster coordination between dispatch centers, responders, and ci

View details
How Do Communication Cables Keep Critical Systems Running?

How Do Communication Cables Keep Critical Systems Running?

Communication cables play a vital role in keeping today’s critical systems reliable and connected. From industrial automation to emergency communication, these cables ensure high-speed data transmission, redundancy, and durability in all environments.

View details
How Do Public Address and Emergency Communication Systems Strengthen Safe City Infrastructure?

How Do Public Address and Emergency Communication Systems Strengthen Safe City Infrastructure?

Learn how public address and secure communication systems support emergency response in modern safe city planning. As urban centers grow smarter, maintaining safety and order becomes increasingly dependent on reliable communication networks. Public addres

View details
Which Is Better for Your Facility—Intercom or PA System?

Which Is Better for Your Facility—Intercom or PA System?

Confused between intercom and PA systems? This breakdown shows which suits your industrial space better. While both intercom and public address (PA) systems serve as communication tools, they fulfill very different purposes.

View details
Hotline Vandal-Proof Telephone System for Prisons & Correctional Facilities

Hotline Vandal-Proof Telephone System for Prisons & Correctional Facilities

Discover the Hotline Vandal-Proof Telephone System designed for prisons and correctional facilities. Featuring IK10 anti-vandal shell, tamper-resistant design, and automatic pre-set dialing to ensure secure, durable, and cost-effective inmate communicatio

View details

Solutions

Petrochemical Facilities
Offshore Oil Drilling Platforms
Onshore Oil Platforms
Industrial & Manufacturing Facilities
Nuclear Power Plants
Mining Communication Systems
Expressways & Highways
Utility Tunnels

Products

Explosion-Proof Telephones
Weatherproof Telephones
Vandal Resistant Telephones
Emergency Telephones
Video Intercoms
Telephone Hood/Booth
Telephone Pillar/Tower
IP Server and Telephone System
Telephone Accessories

Service support

Service Support
Technical Support
FAQ
Download Center
J&R Company - Provider of Industrial Telephone Solutions
J&R Technology
View Brand