Solutions
Innovation
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-Founded in 2005
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-18 years experience
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-20000 production area
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-4 Product series
Case Studies
ABOUT US
Breakthrough
company
INTRODUCTION
Ningbo Joiwo Explosion-proof Science & Technology Co., Ltd mainly provides integrated services for industrial telephone communication systems, video intercom systems, public broadcasting systems,emergency voice communication system and other industrial communication systems. It also provides wholesale and sales services for a series of products, including IT products, internal emergency communication systems, industrial telephones, explosion-proof telephones, weatherproof telephones, tunnel fiber optic telephone broadcasting systems, integrated pipeline corridor fiber optic telephones, visual emergency telephones, emergency dispatching communication systems, network products, monitoring products, etc.
Joiwo products meet ATEX, CE, FCC, ROHS, ISO9001, and other international standards, serving 70+ countries worldwide. With in-house manufacturing for over 90% of core components, we ensure quality, stability, and reliable delivery, providing one-stop service from design and integration to installation and maintenance.
NEWS
Service First
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Understanding Public Address Speaker and PA Horn Speaker for Factory Speaker
A public address speaker is a system component designed to project voice, alarms, and announcements clearly across a defined area, while a PA horn speaker is the high-efficiency format used when sound must travel farther in noisy or open industrial spaces. For a factory speaker application, the ...
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Top Benefits of SIP Speaker in 2026 Industrial Communication System PA System
A SIP speaker is one of the most practical upgrades for an industrial communication system because it turns a PA system into an IP-based, centrally managed, and scalable voice network. In 2026, the main benefits are faster emergency paging, easier multi-site integration, remote monitoring, and b...