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About Us

Founded in 2016, Shenzhen Greetwin Telecom Co., Ltd is a national high-tech enterprise specializing in the research, design, and production of radio detection and wireless communication coverage systems. Deeply rooted in radio sensing and spectrum big data analysis technologies, the company is committed to providing reliable low-altitude safety management solutions. For nearly a decade, we have been a leader in the industry in drone detection, identification, positioning, tracking, and control, and have obtained authoritative certifications such as ISO9001 quality management system, CE, and RoHS.

Core products include: wireless signal jammers and drone detection and control systems. The company also possesses mobile signal boosters, various repeaters (mini/broadband/fiber/frequency-shift/digital ICS/digital fiber), and indoor distribution systems, fully supporting over 30 communication standards including GSM, CDMA, LTE 4G, 5G, and trunking communication, serving major global operators such as China Mobile and China Unicom.

Currently, our products are exported to 60 countries and regions worldwide, holding a leading market share in South America, the Middle East, and West Africa. Leveraging our ISO9001 certified intelligent manufacturing system, we possess end-to-end customization capabilities, from core components to complete system integration, providing highly reliable communication and security solutions for scenarios such as public safety, emergency communication, and large-scale event support.
 

Our History

INCORPORATION)

INCORPORATION)

Product Finalization) Technology Breakthroughs

Product Finalization) Technology Breakthroughs

High-linearity Power Amplifier DesignMultiband Adaptive Filtering TechnologyModular RF Front-End Design. Product Evolution:4G/5G Signal Amplifiers, Signal JammersMarket Traction: Cumulative Shipments: 50,000 Units | serving30+ countries with 300+ telecom operators
Market Expansion: Venturing into the

Market Expansion: Venturing into the

Venturing into the Low altitude Security Market Technological Leap: Simultaneous jamming across 400MHZ-5.8GHz bands (Effective range ≥2km) Product Portfolio:Portable/Backpack-mounted Signal Neutralizers:Rapid deployment solutions for tactical operations. Vehicle-mounted Detection Neutralization Systems:Integrated realtime monitoring and precision countermeasures. Fixed-site Detection Strike Platforms: Persistent area denialfor critical infrastructure protection.
Step up efforts in product research

Step up efforts in product research

The low-altitude economy isbooming,and low-altitude defensetechnology has become more matureand stable. Main product lines include:Mobile Phone Signal Amplifier SeriesMobile Phone Signatjammer Series,Drone jammer Series, Drone Detection Series.
In 2018
In 2019-2021
In 2022-2024
In 2025