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Ningbo Joiwo Explosion-proof Science and Technology Co., Ltd.

Ningbo Joiwo Explosion-proof Science and Technology Co., Ltd.
about us

joiwo-technology

Ningbo Joiwo is mainly dedicated to internal emergency dedicated communication systems for subway high-speed rail, highway tunnels, petrochemicals, metallurgical nuclear power, offshore engineering, jail ,hoespital,bridges and mines, etc .PAGA broadcast dispatch, scenic area, airport tourist help management scheme, municipal SOS , 110,119 alarm system; special industrial VoIP telephone, Explosionproof telephone,SOS telephone, network management, R & D, production and sales of SIP dispatching system. We manufacture most of the parts of the telephones by ourselves and it gives us much advantage over the cost and quality control. Our Jail phones have also gained good reputation from our customers in USA, Europe and Middle East.
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The company has not yet released any products.

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Why IP Explosion Proof Telephones Are Vital for Hazardous Industries

IP Explosion Proof Telephones ensure safe, reliable communication in hazardous industries by preventing ignition risks and complying with safety standards.

Effective Fire Communication Strategies with Industrial Emergency Intercoms

Industrial Emergency Intercom systems ensure clear, reliable communication during fires, overcoming noise, panic, and coordination challenges to enhance safety.

Top Tips for Using Roadside Assistance Services Effectively

Maximize roadside safety by using a traffic emergency telephone, reviewing assistance plans, and staying prepared with essential tools and tips.

Always Reliable Emergency Explosion Proof Telephones

Explore the top emergency Explosion Proof Telephones for industrial use, designed for safety, durability, and reliable communication in hazardous environments.

OEM Support: Custom-Built Industrial Telephones for Mining, Prisons, and Offshore Sectors

OEM support offers custom-built industrial telephones, including Marine Industrial Telephone models, ensuring safety, durability, and connectivity in harsh environments.

Explosion-Proof vs. Rugged Industrial Phones: Which Fits Your Hazardous Environment?

Compare explosion-proof and rugged industrial telephones to find the best fit for your hazardous environment. Ensure safety, durability, and compliance.

24/7 Reliability: How Rugged Telephones Enhance Emergency Response in Offshore Engineering

Rugged Industrial Telephones ensure 24/7 reliable communication in offshore engineering, enhancing emergency response with durability and advanced features.

Why Analog Telephones Are Indispensable for Industrial Use in 2025

Analog Industrial Telephones remain vital in 2025 for their reliability, durability, and cybersecurity, ensuring seamless communication in critical environments.

Key Insights for Maintaining Elevator Phones in Residential Buildings

Ensure safety and compliance by maintaining apartment elevator telephones with regular inspections, testing, and adherence to safety standards.

What Are Industrial Heavy-Duty Telephones and Why They Matter

Industrial Heavy Duty telephones ensure reliable communication in harsh environments, offering durability, safety, and advanced features for critical operations.

Prison Phone Services Simplified for Families and Friends

Discover how to use visitation prison telephone services effectively, manage costs, and maintain meaningful communication with incarcerated loved ones.

How Analog Telephone Adaptors Revolutionize Telephony for Businesses and Homes

Analog Telephone Adaptor Cost-Effective FXS VoIP Gateway JWDT1000-1S/2S bridges analog systems with VoIP, offering scalability, cost savings, and easy setup.

IP Explosion Proof Telephones Enhancing Industrial Safety and Efficiency

IP Explosion Proof Telephones ensure safety in hazardous industries with IoT, 5G, and durable designs, meeting global standards for 2025 industrial needs.

Built to Last: The Science Behind Our Military-Grade Industrial Telephone Housing

Discover how military-grade industrial telephone housings use advanced materials, weatherproofing, and impact resistance to ensure durability in harsh conditions.

What Are Marine Industrial Telephones Used For?

Marine industrial telephones ensure reliable communication in harsh environments like ships, oil rigs, and hazardous zones, enhancing safety and efficiency in 2025.

How Explosion-Proof Telephones Enhance Safety in Hazardous Locations

Emergency Explosion Proof Telephones ensure safe communication in hazardous areas by preventing ignition of flammable substances and meeting safety standards.

Emerging Trends in Jail Communication Technology

Discover how jail Wall Mounted Telephones are evolving with digital features, enhanced security, and hybrid models to meet modern communication needs by 2025.

How Fire Telephones Ensure Reliable Communication During Emergencies

Emergency Voice Communication Systems Fire Telephones provide secure, reliable communication during crises, ensuring responders and control rooms stay connected.

Choosing the right IP67 weatherproof telephone for your needs

Compare top IP67 weatherproof telephones for industrial use in 2025. Discover durable, reliable options for harsh environments with advanced features.

Best Practices for Analog Weatherproof Telephone Maintenance

Maintain your analog weatherproof telephone with regular cleaning, seal inspections, and anti-corrosion treatments to ensure durability in tough conditions.

Why Is Compliance Important for Mining Explosion Proof Telephones

Compliance ensures mining Explosion Proof Telephones meet safety standards, reducing risks, protecting workers, and maintaining reliable communication in mines.

Overcoming Mining Communication Issues with Water-Resistant Telephones

Solve mining communication issues with the Analog Voip Industrial Water-Resistant Telephone. Durable, waterproof, and reliable for extreme environments.

How Smart Technology is Transforming Elevator Phones in Apartments

Discover how smart technology is revolutionizing apartment elevator telephones with IoT, AI, and touchless systems for enhanced safety and efficiency.

Proven Methods for Maintaining Emergency Tunnel Telephones in 2025

Learn proven methods to install and maintain emergency tunnel telephones in 2025, ensuring reliable communication and safety in critical situations.

How VoIP Technology is Revolutionizing Marine Communication Systems

VoIP technology revolutionizes marine communication by reducing costs, ensuring global connectivity, and enhancing safety with industrial VoIP telephones.

What Makes Wall Mounted Prison Telephones Essential for Security

Wall mounted prison telephones offer tamper-proof designs, call monitoring, and durability, ensuring secure communication in correctional facilities.

How to Maintain Marine Telephones for Longevity in Saltwater Environments

Maintain your Marine Industrial Telephone with proper cleaning, corrosion prevention, and storage tips to ensure durability and reliability in saltwater conditions.

What Is the Public Switched Telephone Network and How Does It Work

The Public Switched Telephone Network (PSTN) connects global calls via circuit switching, ensuring reliability. Station public telephone services enhance accessibility.

How Our ATEX Phones Prevented a Petrochemical Plant Disaster

Discover how ATEX Explosion Proof Telephones ensured safe communication, preventing a petrochemical plant disaster by mitigating ignition risks.

Can Rugged Industrial Telephone Handle Sandstorms? Yes!

Rugged Industrial Telephones are built to endure sandstorms, resisting dust, heat, and impact. Proven through rigorous testing, they ensure reliable performance.

Comparing the Best Explosion Proof Telephones for Mining

Compare top mining Explosion Proof Telephone models for 2025. Explore safety, durability, and connectivity features to ensure reliable communication in hazardous environments.

What Sets Emergency Tunnel Telephones Apart?

Compare top emergency tunnel telephone models of 2025. Discover their durability, reliability, and features tailored for harsh tunnel environments.

What to Expect from Marine Industrial Telephone Technology

Discover how marine industrial telephone technology in 2025 integrates IoT, AI, and LEO satellites for enhanced safety, efficiency, and global connectivity.

Top 10 Waterproof and Dustproof Cleanroom Intercom Telephones for 2025

Discover the top 10 waterproof and dustproof cleanroom intercom telephones for 2025. Ensure hygiene, durability, and seamless communication in sterile environments.

Applications of Industrial Heavy Duty Telephones in Tough Conditions

Industrial Heavy Duty telephones ensure reliable communication in harsh environments like mining, oil, and gas, with features like durability and explosion-proof design.

Solving Communication Challenges in Tough Environments with Weatherproof Telephones

Engineer Plastic Industrial Weatherproof Telephone ensures reliable communication in extreme conditions, solving issues like water damage, dust, and static.

A Comprehensive Guide to Choosing Waterproof Industrial Telephones in 2025

Find the best waterproof industrial telephone for your industry. Learn about IP ratings, durability, and features to ensure reliable communication in harsh conditions.

How to Protect Outdoor Telephones from Harsh Weather Conditions

Protect outdoor telephones from harsh weather with waterproof casings, insulated enclosures, and regular maintenance to ensure durability and reliable performance.

Mining Industrial Telephones and Their Applications in 2025

Mining industrial telephones ensure reliable communication in harsh environments, enhancing safety, reducing downtime, and integrating with smart mining systems.

Comparison of Rugged IP67 Telephones for Industrial Workers

Compare top IP67 weatherproof telephones for industrial use in 2025. Discover durable, water-resistant options with advanced features for harsh environments.

Understanding Traffic Emergency Numbers Across the Globe

Find essential traffic emergency telephone numbers worldwide, including 911, 112, and more, to ensure quick assistance during road incidents.

How to Communicate Better During Prison Visits

Enhance prison visits with tips on using visitation prison telephone systems, setting expectations, and fostering meaningful communication with loved ones.

5 Essential Maintenance Tips for Waterproof Tunnel Telephones

Maintain waterproof tunnel telephones with regular cleaning, seal checks, anti-corrosion treatments, and inspections to ensure reliability in harsh conditions.

A Comprehensive Guide to Selecting the Right Industrial Heavy Duty Telephone

Choose the best industrial Heavy Duty telephone for your business by evaluating durability, safety, and connectivity to ensure reliable communication in tough environments.

Essential Tips for Choosing the Best Explosion Proof Telephone for Your Industry

Choose the best emergency Explosion Proof Telephone with ATEX, IECEx certifications, durability, and noise-canceling features for safe industrial communication.

A Review of Leading Apartment Elevator Phone Brands

Compare top apartment elevator telephone brands for 2025, including Ningbo Joiwo, Savaria, and KONE. Discover options for safety, cost, and compliance.

What Are Offshore Weatherproof Telephones Used For

Offshore weatherproof telephones ensure reliable communication in harsh environments like oil rigs, featuring durability, noise-canceling, and corrosion resistance.

Water Submersion Tested: IP68 Marine Phones for Floating Prisons & Offshore Platforms

IP68-certified marine industrial telephones offer durability, water resistance, and advanced features, ensuring reliable communication in extreme marine environments.

How Stainless Steel Wall Mounted Telephones Are Designed for Security

Stainless steel wall-mounted telephones offer tamper-proof, weather-resistant designs with advanced security features, ideal for prisons and public spaces.

Leading Suppliers of Shipping Industry Telephones

Explore top suppliers of shipping industry telephones in 2025. Learn about durability, compliance, and advanced features for reliable maritime communication.

Why Weatherproof Telephones Are Vital for Outdoor Safety

Cold and waterproof outdoor telephones ensure reliable communication in harsh conditions, vital for industrial safety and emergency response.

2025 Guide to Installing and Maintaining Prison Telephones

Securely install and maintain wall-mounted prison telephones with tamper-proof features, ADA compliance, and routine inspections for long-term reliability.

ATEX-Certified Marine Telephones: Explosion-Proof Solutions for Hazardous Chemical Zones

ATEX-certified Marine Telephones ensure safe, explosion-proof communication in hazardous chemical zones, offering durability and reliability in volatile environments.

Comparing Features of Marine Industrial Telephones in 2025

Compare top marine industrial telephone brands for 2025. Explore durability, weatherproofing, noise cancellation, and pricing to find the best fit for your needs.

Top Features to Look for in a Weatherproof Industrial Telephone

Choose the best rainproof weatherproof telephone with features like high IP ratings, durable materials, and noise-canceling tech for industrial reliability.

Why Coastal Hospitals Choose Marine-Grade Emergency Phones for Flood-Prone Areas

Coastal hospitals use marine industrial telephones for reliable communication in flood-prone areas. Their waterproof, corrosion-resistant design ensures safety.

From Ship Decks to Subsea Tunnels: 5 Critical Features of Marine-Grade Emergency Phones

Discover 5 critical features of Marine Industrial Telephones, designed for durability, weatherproofing, and reliable communication in extreme marine conditions.

5 Easy Steps to Install Explosion Proof Telephones

Follow 5 simple steps to install and maintain an Explosion Proof Telephone in hazardous areas, ensuring safety, compliance, and reliable communication.

Guide to Choosing the Best Mining Industrial Telephone

Choose the best mining industrial telephone with explosion-proof design, ATEX/IECEx certifications, and durability for safety in hazardous environments.

Top Explosion-Proof Telephones for Emergency Use in 2025

Compare the top emergency Explosion Proof Telephone models for 2025. Discover their safety, durability, and connectivity features for hazardous environments.

How Analog Voip Industrial Water-Resistant Telephone Solves Mining Communication Issues

The Analog VoIP Industrial Water-Resistant Telephone ensures reliable communication in mining with its IP67 aluminum body, noise-canceling mic, and loud ringer.

Durable Design: How Explosion Proof Phones Withstand Extreme Environments

Explosion proof phones ensure safety in hazardous environments with rugged designs, preventing ignition of flammable gases or dust while offering reliable communication.

How to Choose the Best Traffic Emergency Telephone for Remote Roadways

Choose the best traffic emergency telephone for remote roadways by considering durability, power options like solar, and reliable connectivity for emergencies.

Why Traffic Emergency Telephones Are Critical for Tunnel and Bridge Safety Systems

Traffic Emergency Telephones ensure reliable communication in tunnels and on bridges, providing a lifeline during emergencies when cell signals are unavailable.

Essential Tips for Choosing a Rugged Emergency Telephone

Choose the best rugged emergency telephone with features like durability, weather resistance, and user-friendliness for reliable communication in harsh environments.

Top Hands-Free Elevator Telephones Compared for 2025

Compare the top handsfree elevator telephones of 2025. Discover features, compliance, and cost insights to choose the best model for your building's needs.

Top Wall Mounted Prison Telephones Compared for 2025

Compare the best wall mounted prison telephones for 2025. Explore durable, secure, and cost-effective options with tamper-resistant and weatherproof designs.

How to Choose the Right Heavy-Duty Telephone for Your Workplace

Find the best heavy-duty telephone for your workplace by considering durability, features like noise cancellation, compatibility, and long-term value.

Why Waterproof Industrial Telephones Matter Most Today

Waterproof industrial telephones ensure reliable communication in harsh environments by resisting water, dust, and physical stress, enhancing safety and efficiency.

Why Explosion-Proof Telephones Are Critical for Mining Safety

A mining Explosion Proof Telephone ensures safety by preventing ignition risks, enabling reliable communication, and meeting strict safety standards in hazardous industries.

Industrial Telephones for Emergency Communication: Saving Lives in Critical Situations

Industrial telephones ensure reliable communication in emergencies, offering durability, weatherproofing, and safety features for critical situations.

Waterproofing Tips for Industrial Telephones: Ensuring Reliable Performance

Ensure reliable performance of industrial telephones with waterproofing tips, including sealed ports, IP ratings, and maintenance for harsh environments.

Common Issues with Industrial Telephones and How to Fix Them

Facing issues with industrial telephones? Learn how to fix no dial tone, poor audio, connectivity problems, and environmental damage with practical solutions.

Why IP Explosion Proof Telephone Matters for Safety

IP Explosion Proof Telephones ensure safety in hazardous environments by preventing ignition, enabling reliable communication, and withstanding extreme conditions.

From Cargo Ships to Cruise Liners: Versatile Uses of Marine Telephones

Marine telephones ensure reliable communication, safety, and efficiency on cargo ships and cruise liners, adapting to harsh conditions and unique maritime needs.

Wall Mounted Telephone Through the Ages

Wall-mounted telephones evolved from crank models to modern digital designs, blending space-saving practicality with technological innovation over decades.

How Industrial Telephones Enhance Safety in Chemical Processing Plants

Industrial telephones ensure safety in chemical plants with explosion-proof designs, real-time communication, and durability for hazardous environments.

Why Marine Industrial Telephones Are Essential for Offshore Oil Rigs

Marine industrial telephones ensure safety, reliable communication, and efficiency on offshore oil rigs, with features like durability and emergency readiness.

Why Industrial Telephones Are Essential for Oil and Gas Facilities

Industrial telephones ensure safety and efficiency in oil and gas facilities by providing reliable, explosion-proof communication in harsh and remote environments.

How VoIP Technology is Revolutionizing Industrial Communication Systems

Discover how Industrial VoIP telephone systems enhance communication, improve safety, and reduce costs in industrial environments with advanced features.

How to Choose the Best Industrial Telephone for Your Facility

Choose the best industrial telephone for your facility by considering durability, compatibility, and advanced features like VoIP for safety and efficiency.

How to Choose the Best Marine Industrial Telephone for Offshore Platforms

Choose the best marine industrial telephone for offshore platforms by evaluating durability, safety certifications, noise cancellation, and cost-effectiveness.

Why Every Hazardous Environment Needs an Emergency Explosion Proof Telephone

Emergency explosion-proof telephones ensure safe, reliable communication in hazardous environments, preventing accidents and enabling quick emergency responses.

How to Maintain Industrial Telephones for Longevity in Harsh Environments

Maintain your industrial telephone with regular cleaning, inspections, and protective measures to ensure reliability and longevity in harsh environments.

Explosion-Proof vs. Weatherproof Industrial Telephones: Which is Right for You

Compare explosion-proof and weatherproof industrial telephones to find the best fit for your environment. Ensure safety and durability with the right choice.

Marine Telephones for Emergency Communication: Saving Lives at Sea

Marine telephones are essential for emergency communication at sea, offering reliable contact with rescue services and ensuring safety in critical situations.

Explosion-Proof Marine Telephones: Ensuring Safety in Hazardous Zones

Explosion-Proof Marine Telephones ensure safety in hazardous zones with features like flameproof enclosures, ATEX compliance, and durability in harsh conditions.

Common Issues with Marine Industrial Telephones and How to Fix Them

Discover solutions to common issues with marine industrial telephones, including poor audio, power failures, and connectivity problems, to ensure reliable communication.

Explosion-Proof vs. Weatherproof Marine Telephones: Which is Right for Your Needs

Compare explosion-proof and weatherproof marine telephones to find the best fit for your needs. Ensure safety in hazardous zones or durability in harsh weather.

Global Standards for Emergency Explosion Proof Telephones: What You Must Know

Understand global standards like ATEX, IECEx, and UL for emergency explosion proof telephones to ensure safety, compliance, and reliable communication in hazardous areas.

How to Choose the Right Marine Industrial Telephone for Your Vessel

Choose the right marine industrial telephone for your vessel by considering durability, compatibility, and features to ensure reliable communication at sea.

Essential Tips for Using Emergency Telephones Effectively

Learn how to use an emergency telephone effectively during critical situations. Stay calm, communicate clearly, and follow operator instructions for quick help.

Emergency Explosion Proof Phones in Pharma Labs: Compliance and Best Practices

Ensure safety in pharma labs with explosion proof telephones. Learn about compliance standards, key features, and best practices for hazardous environments.

Cost vs. Safety: Why Investing in Explosion Proof Telephones is Non-Negotiable

Explosion Proof Telephones ensure safety, compliance, and cost savings in hazardous industries by preventing accidents and meeting regulatory standards.

How Emergency Explosion Proof Telephones Enhance Safety in Oil & Gas Facilities

Emergency Explosion Proof Telephones ensure safe, reliable communication in hazardous oil and gas facilities, preventing ignition risks and enhancing safety.

How to Install and Maintain an Emergency Explosion Proof Telephone System

Learn how to install and maintain an explosion-proof telephone system to ensure safety, compliance, and reliable communication in hazardous environments.

Emergency Explosion Proof Telephones: A Lifeline in Chemical Processing Plants

Emergency explosion proof telephones ensure reliable communication in hazardous zones, protecting lives and meeting safety standards in chemical processing plants.

How Metal Analog VoIP Telephone Overcomes Communication Barriers in Tough Environments

Metal Analog VoIP telephones ensure reliable communication in tough environments with rugged design, noise-canceling features, and line-powered operation.

The Role of Emergency Explosion Proof Telephones in Industrial Fire Safety Systems

Emergency Explosion Proof Telephones ensure safe, reliable communication in hazardous areas, preventing ignition risks and integrating with fire safety systems.

Top heavy-duty telephones for railway tunnels in 2025

Compare the best heavy-duty telephones for railway tunnels in 2025. Discover models like KNSP-01, Doogee S100 Pro, and Nokia XR20 for durability and safety.

Top Advancements in Weatherproof Telephone Technology for 2025

Discover 2025's top advancements in rainproof weatherproof telephones, from AI integration to solar power, ensuring reliable communication in extreme conditions.

How Industrial IP Weatherproof Telephones Enhance Tunnel Safety

Industrial IP Weatherproof Telephones ensure reliable communication in tunnels, overcoming noise, humidity, and signal issues to enhance safety and efficiency.

How to Use Emergency Telephone Systems Effectively

Master the use of emergency telephone systems in homes, workplaces, and public spaces. Ensure clear communication and quick response during critical situations.

Guide to Choosing the Best Plastic Industrial Weatherproof Telephone

Choose the best Plastic Industrial Weatherproof Telephone with features like IP67 protection, noise cancellation, and durability for harsh environments.

Why Explosion-Proof Telephones Are Crucial for Hazardous Workplaces

Explosion proof telephones ensure safe communication in hazardous workplaces by preventing ignition risks and meeting strict safety standards for volatile areas.

Top 5 Security Challenges Solved by Hotline Automatic Dial Vandal Proof Public Telephones

Hotline Automatic Dial Vandal Proof Public Telephones tackle vandalism, unauthorized use, and harsh conditions with durable, secure, and weatherproof designs.

Top 3 Rugged Wall Mounted Inmate Telephones Compared

Compare the top 3 rugged wall-mounted inmate telephones with volume control buttons. Discover their durability, usability, and best use cases for correctional facilities.

Top 10 Rugged Industrial Telephones for Harsh Environments

Discover the top 10 rugged industrial telephones designed for extreme environments. Learn about their durability, features, and suitability for harsh conditions.

How Industrial Explosionproof Heavy Duty Telephones Improve Workplace Safety in 2025

Industrial explosionproof heavy duty telephones ensure safe, reliable communication in hazardous workplaces, reducing risks and improving emergency response.

Top Offshore Waterproof Telephone Options Compared

Compare top offshore waterproof telephones for industrial use. Discover models with IP68 ratings, rugged designs, and advanced features for harsh environments.

How Joiwo IP Office Telephone Boosts Workplace Communication

Discover how the Joiwo IP Office Telephone enhances workplace communication with HD voice, SIP line support, and PoE for seamless collaboration and efficiency.

How Weatherproof Telephones Enhance Communication in Harsh Conditions

Weatherproof telephones ensure reliable communication in harsh conditions with features like waterproofing, durability, and noise-canceling technology.

Top Explosion Proof Telephones for Safer Industries

Discover the top explosion proof telephones for 2025, designed to ensure safety and reliability in hazardous industries with advanced features and certifications.

Why Emergency Voice Communication Systems Are Crucial for Fire Safety

Emergency Voice Communication Systems Fire Telephone ensure clear, two-way communication during crises, aiding evacuation and enhancing fire safety compliance.

Top Tips for Maintaining Industrial Telephones in Harsh Conditions

Maintain industrial telephones in harsh conditions with tips on cleaning, inspections, sealing, and protective enclosures to ensure reliability and durability.

How Explosionproof Telephones Enhance Communication in Hazardous Workplaces in 2025

Explosionproof telephone Wall Mounted HandsFree Emergency Intercom ensures safe, clear communication in hazardous workplaces, enhancing safety and efficiency.

How Elevator Telephones Work and Keep Passengers Safe

Elevator telephones ensure passenger safety by providing hands-free, 24/7 communication with monitoring centers, even during power outages or emergencies.

What Are Industrial Heavy Duty Telephones in 2025

Industrial heavy-duty telephones in 2025 ensure reliable communication in harsh environments like oil rigs, mines, and factories with advanced safety features.

What is an Explosion Proof Telephone and Why is it Essential?

An explosion proof telephone ensures safe communication in hazardous areas by preventing sparks and ignition, making it vital for safety and compliance.

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