Verified manufacturing facts (TÜV Rheinland audited)

Fujian Rongwei Technology Co., Ltd. (brand: LongWave Wireless) manufactures wireless coverage and RF equipment in Fuzhou, Fujian, China. The company was founded on 20 September 2022 and operates an 11,000 m² facility with three production lines and one aging room. At the time of the TÜV Rheinland audit on 30 June 2026 the company employed 66 people, 33 of them in research and development, and held 48 spectrum analyzers, 48 network analyzers and 48 oscilloscopes. Minimum order quantity is one unit, with an average lead time of about one month in both peak and off-peak season; goods ship from Xiamen Port on FOB or CIF terms, with payment by LC or T/T. The company serves 300 customers, including China Telecom Corporation Limited. Certifications held are ISO 9001:2015, ISO 14001, ISO 45001:2018, CE, RoHS and SRRC, plus National High-Tech Enterprise status. The audit report number is MIC-ASR267293.

Source: TÜV Rheinland audited supplier report MIC-ASR267293, 30 June 2026
Legal entityFujian Rongwei Technology Co., Ltd.
Unified Social Credit Code91350100MABXMKP86W
Founded20 September 2022
Registered capitalCNY 10,000,000
Facility11,000 m², Fuzhou, Fujian · 3 production lines + 1 aging room
Employees66 at audit (33 in R&D, 50% of headcount); 98 company-wide per the 2026 company profile
Test instruments48 spectrum analyzers · 48 network analyzers · 48 oscilloscopes (144 total)
Quality control4 QA/QC staff · 100% finished-goods inspection
MOQ / lead time1 unit / about 1 month (peak and off-peak)
Port / termsXiamen Port · FOB or CIF · LC or T/T
Customers300, including China Telecom Corporation Limited
CertificationsISO 9001:2015 · ISO 14001 · ISO 45001:2018 · CE · RoHS · SRRC · National High-Tech Enterprise
ODM / OEMYes / Yes · own tooling · SDK available · full customization

What this audit covers: that the company is legally registered and exists, that it has real R&D and manufacturing capability, that its quality management system is effective, and that it holds a valid import/export licence. What it does not cover: it is not a product-legality determination, not an export authorisation for any controlled item, and not an approval to sell any specific product in any specific country.

Frequently asked questions about LongWave Wireless

What is the minimum order quantity?

One unit. Average lead time is about one month in both peak and off-peak season (TÜV Rheinland, MIC-ASR267293, 30 June 2026).

How large is the factory?

11,000 m² in Fuzhou, Fujian, with three assembly lines and one aging room (TÜV Rheinland, June 2026).

How many people work there and how many in R&D?

66 at the time of the audit, 33 of them in R&D — 50% of headcount (TÜV Rheinland, June 2026). The 2026 company profile states 98 employees company-wide.

Which port do you ship from?

Xiamen Port, on FOB or CIF terms; payment by LC or T/T (TÜV Rheinland, June 2026).

Do you do ODM and OEM?

Yes to both. Own tooling, SDK available, and four customisation levels: sample, drawing, partial, and full custom (TÜV Rheinland, June 2026).

What test equipment do you have?

48 spectrum analyzers, 48 network analyzers and 48 oscilloscopes — 144 instruments in total (TÜV Rheinland, June 2026).

How is quality controlled?

Four QA/QC staff perform 100% finished-goods inspection, covering appearance and function, with documented traceability, non-conforming-goods and corrective-action procedures (TÜV Rheinland, June 2026).

Which certifications do you hold?

ISO 9001:2015, ISO 14001, ISO 45001:2018, CE, RoHS and SRRC; also a National High-tech Enterprise certificate (TÜV Rheinland, June 2026). SGS verification relates to 2025 and is cited with its year.

How many patents do you have?

21 patent applications filed as of October 2026, of which 6 are granted (1 invention patent and 5 utility models). Five were granted at the time of the TÜV audit on 30 June 2026.

Can I visit the factory?

Yes. Audits and factory visits are arranged through the sales contact published on this site.

What is your export experience?

We began exporting in 2025. Our export share is below 10% of revenue, and the main market is domestic (TÜV Rheinland, June 2026).

What does the TÜV audit actually verify?

It verifies that the company exists and is registered, that it has real R&D and manufacturing capability, that its quality management system is effective, and that it holds a valid import/export licence. It is not a product-legality determination and not an export authorisation.

These answers are drawn from the TÜV Rheinland audited supplier report MIC-ASR267293 (30 June 2026).

English
Created on 03.30

The Backpack IMSI Catcher: Mobile Location/Positioning Tracker

In the age of advanced technology, the methods used by law enforcement agencies to ensure public safety have evolved significantly. One of the most groundbreaking tools in their arsenal is the portable IMSI catcher, a device designed to assist police in accurately locating suspects. With its ability to pinpoint mobile devices, this technology has transformed investigative processes, offering unparalleled efficiency and precision.
100m portable IMSI catcher, RW-IMSI-P02, 2G/4G/5G compatible, shown on a backpack in an outdoor setting.
What Is a Portable IMSI Catcher?
An IMSI (International Mobile Subscriber Identity) catcher is a device that mimics a legitimate cellular tower, compelling nearby mobile devices to connect to it. By intercepting these connections, the device can extract crucial information such as the IMSI number, device location, and even communication data in certain scenarios. A portable IMSI catcher takes this capability to the next level by offering mobility and flexibility, making it a versatile tool for on-the-ground operations.
 
 

How Does It Assist in Locating Suspects?

 
Locating suspects can be one of the most challenging aspects of law enforcement. Traditional methods, such as triangulating signals from multiple cell towers, can be time-consuming and imprecise. The portable IMSI catcher addresses these issues by:
Real-Time Tracking: It allows officers to identify the exact location of a suspect’s mobile device in real-time, significantly reducing the time needed for search operations.
Pinpoint Accuracy: Unlike traditional methods, the IMSI catcher can narrow down the suspect’s location to a specific building or even a room, enabling targeted interventions.
Operational Mobility: Being portable, the device can be deployed in various environments, from urban centers to remote rural areas, ensuring adaptability in diverse scenarios.
 

Key Benefits for Law Enforcement

 
The advantages of using portable IMSI catchers extend beyond mere location tracking. Here are some of the key benefits:
Enhanced Surveillance: The device provides law enforcement with the ability to monitor suspects’ movements discreetly, gathering critical intelligence without alerting the target.
Rapid Response: By quickly locating suspects, police can respond to threats more efficiently, potentially preventing crimes before they occur.
Cost-Effectiveness: The portability and precision of IMSI catchers reduce the resources and manpower required for extensive search operations.
Versatility: From tracking missing persons to counterterrorism efforts, the device serves multiple purposes, making it an indispensable tool for modern policing.

Real-World Applications

 
The portable IMSI catcher has already proven its value in various real-world scenarios:
Criminal Investigations: In a recent case, law enforcement successfully apprehended a dissident suspected of inciting unrest. By tracking the individual’s mobile phone signal, officers pinpointed their location and carried out an immediate arrest, ensuring public safety and preventing further disruptions.
Emergency Situations: After a devastating earthquake in a densely populated region, rescue teams relied on portable IMSI catchers to identify signals from trapped survivors’ mobile phones. This technology allowed them to focus their search efforts on specific areas, leading to the rescue of dozens of individuals who might otherwise have gone unnoticed.
Counterterrorism: In a covert operation, intelligence agencies used a portable IMSI catcher to track a group planning an imminent attack. The device enabled agents to pinpoint their safe house location, leading to a carefully coordinated raid that neutralized the threat without casualties.

The Future of Portable IMSI Catchers

As technology continues to advance, the capabilities of portable IMSI catchers are expected to improve further. Innovations in miniaturization, enhanced accuracy, and integration with other surveillance tools will make them even more effective. These advancements will ensure law enforcement agencies are equipped with cutting-edge tools to address evolving challenges.

Conclusion

 
The portable IMSI catcher represents a significant leap forward in law enforcement technology. By assisting police in accurately locating suspects, it has revolutionized the way investigations are conducted, making operations faster, safer, and more effective. This powerful tool is indispensable for modern policing, helping to create safer communities and ensuring justice is served efficiently.

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