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About LSJ

Beijing LSJ Technology Development Co., Ltd., established in 2010, is a professional manufacturer of Urban Search and Rescue (USAR) equipment. We provide a full range of tools designed to detect and locate buried victims, using widely adopted technologies in the field of search and rescue.


Our main products include firefighting thermal imaging cameras, radar life detectors, search and rescue cameras, movement monitoring systems, trace detectors, and multi-gas detectors. We focus on independent research and continue to develop advanced equipment to support effective rescue operations.


In February 2023, we took part in a rescue mission in Turkey and donated our search and rescue cameras to local teams, offering our support in response to the disaster.


LSJ is committed to providing reliable and tailored equipment for rescue teams, fire and rescue services, and civil defense organizations. We strive to be a trusted partner in search and rescue, helping create better conditions for saving lives.

Why Choose LSJ As Your Partner

Why Choose LSJ As Your Partner
"

WHY CHOOSE US?

Your OEM & ODM Factory Partner
15+
15+ Years
Industry Experience
CE
CE, NFPA, RoHS
Certified
✎
OEM&ODM
Capability
🤝
Welcome to become
our distributor

OUR FACTORY

Tailored for Tenders, Built for Win-Win. We specialize in custom solutions matching your bidding requirements.

Factory 1 Factory 2 Factory 3
Factory 4 Factory 5 Factory 6

ABOUT US

Founded in 2010, LSJ is a global leader in firefighting and emergency rescue solutions.

With 16 years of innovation, we specialize in advanced detection instruments like

Radar Life Detectors, Infrared Thermal Imagers, Search Cameras, Seismic Life Detector, Displacement Monitors, Gas Detectors, and Radiation Monitors.

We specialize in custom products, offering tailored solutions based on tender specifications or OEM/ODM services for clients' brands.

Our focus on technological excellence ensures reliable, high-performance solutions tailored to industry needs.

As we expand globally, We are currently recruiting agents worldwide.

Our History

Starting

Starting

In 2010, Steve established Beijing LSJ Technology Development Co., Ltd in Beijing, committed in manufacturing and researching the emergency rescue devices.

Rescue for the Ya’an Earthquake

Rescue for the Ya’an Earthquake

On April 20, 2013, our team members shouldered radar life detectors and a full suite of rescue equipment. Trekking over 50 kilometers non-stop day and night, they joined local firefighters at the rescue frontlines.

Rescue for the landslide accident in Shenzhen city

Rescue for the landslide accident in Shenzhen city

On December 20, 2015, The Xili Squadron of Nanshan Fire Rescue Brigade in Shenzhen city successfully rescued the only survivor using the radar life detector provided by our company.

Fast Growth

Fast Growth

In 2016, CE, ISO9001, ROHS, and MSDS certificates were approved. 35+ patents were applied. Meanwhile, LSJ was invited to present and demonstrate our company's multi-modal composite life detector on CCTV. LSJ has been a leading entity in the rescue industry.

Hotel collapse accident rescue

Hotel collapse accident rescue

Our tech team promptly arrived at the disaster site with radar life detectors, pinpointing the trapped victims' location and aiding in the successful rescue of three individuals.

We're launching R&D and production centers, split into two lines

We're launching R&D and production centers, split into two lines

The first line develops high-performance rescue and detection equipment, including ultra-wideband life-detection radars, multimodal life detectors, through-wall radars, micro-vibration life detectors, audio-visual life detectors, firefighting thermal imaging cameras, laser night vision devices, circular synthetic aperture radars (CSAR), deformation monitoring radars, laser displacement monitors and sonar life detectors. The second line focuses on specialized defense and safety products, such as chemical agent detectors, portable multi-function high-risk environment detectors and gas monitoring devices. Together, these two lines reflect our commitment to advancing pioneering life-saving and safety technology.

Rescue in the 6.8-magnitude earthquake

Rescue in the 6.8-magnitude earthquake

In 2022, following a 6.8 magnitude earthquake in Sichuan, our company promptly sent a skilled team with cutting-edge slope radar monitoring equipment from Changsha, Hunan, to the frontline of disaster relief. There, they provided continuous surveillance of the slopes over the rescue area, yielding significant outcomes and robust data support for the firefighting and rescue operations.

Rescue in the 7.8-magnitude earthquake in Turkey

Rescue in the 7.8-magnitude earthquake in Turkey

On February 6, 2023, our rescue team rushed to the disaster area with search and rescue equipment such as radar life detectors and audio-visual life detectors, and actively participated in the search and rescue of lives, which fully embodies the spirit of a great power.At the same time, in order to promote the positive and rapid development of the rescue cause, our company organized the donation of life search and rescue equipment, which fully embodies the social responsibility of enterprises.

Landslide Rescue

Landslide Rescue

On January 28, 2024, following a disaster, our engineers were first on-site with our proprietary portable circular synthetic aperture radar, swiftly setting up to monitor slope instability. They relayed crucial deformation data to the command center, ensuring the safety of the rescue teams. Major outlets like CCTV News, Xinhua News Agency, and China Youth Daily highlighted our data, featuring it in special reports.

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  • 2016-2018
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  • 2024

Quality Control

Built for firefighters, our thermal imaging camera delivers outstanding rugged performance. It holds an IP68 rating and passes a 2-meter drop test, featuring shockproof, waterproof and heat-resistant construction. It measures temperatures from -20℃ to 1200℃ and can sustain operation at 260℃ for up to 5 minutes. These robust capabilities make it indispensable for fire and rescue teams: it reliably functions in harsh conditions, provides accurate temperature readings over a wide range, and generates crisp thermal imagery to help firefighters quickly pinpoint fire sources and find survivors.

  • Drop Resistant

    Drop Resistant

    Withstand a 2 meter drop.

  • Temperature Testing

    Temperature Testing

    Operating up to 5 minutes at 260℃

  •  IP68 Rated

    IP68 Rated

    Waterproof and dust-proof

Exhibitions

Customer Distribution

LSJ is committed to global market expansion. Besides sales via platforms including Amazon, Alibaba and Shopify, we have participated in major industry expos since 2023, such as INTERSEC Middle East, Securika Moscow and the 18th DSA. These exhibitions enable us to track market trends and collect direct feedback from clients, driving continuous improvements to our products and services. With our rapid global growth, LSJ stands ready to be your reliable go-to partner.

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Gallery

LSJ participates in a growing number of global industry exhibitions, showcasing our core product portfolio and engaging directly with clients worldwide. By gathering firsthand market feedback, we continuously refine and expand our offerings to meet evolving industry needs.

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