Professional High-Precision GNSS Equipment Solutions
Leading provider of RTK GNSS receivers, modules, antennas, and OEM/ODM services. Trusted by clients in over 40 countries for surveying, UAVs, agriculture, autonomous driving, and more.
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Leading provider of RTK GNSS receivers, modules, antennas, and OEM/ODM services. Trusted by clients in over 40 countries for surveying, UAVs, agriculture, autonomous driving, and more.
A trusted name in high-precision GNSS technology with over 15 years of innovation and engineering excellence.
Headquartered in Shenzhen, China, TOPGNSS has been dedicated to GPS/GNSS receivers since its founding in 2005 under Shenzhen STOTON Electronic Technology Co., Ltd. With an engineering team boasting over 20 years of experience in radio frequency equipment development, we specialize in designing, manufacturing, and delivering high-precision GNSS modules, receivers, and antennas.
Our products support GPS, GLONASS, GALILEO, Beidou, QZSS, and IRNSS satellite systems, enabling millimeter-level accuracy for critical applications across industries.
TOPGNSS provides OEM and ODM services and serves industrial and private users in more than 40 countries. We are committed to fast response, reliable supply, and innovative GNSS solutions for global markets.
Explore our comprehensive lineup of high-precision GNSS modules, receivers, antennas, and RTK devices.
High-performance dual-frequency RTK and PPP GNSS module supporting GPS, Beidou, Galileo, GLONASS, and QZSS. Ideal for high-precision positioning applications requiring centimeter to millimeter accuracy.
Ultra-compact, high-performance RTK module designed for millimeter-level accuracy. Perfect for drones, robotics, and precision agriculture.
Compact, high-precision heading module based on NebulasIV SoC. Integrates RF, baseband, and high-precision algorithms for reliable orientation data.
High-performance dual-frequency GNSS positioning module based on CYNOSURE III architecture. Supports GPS, Beidou, GLONASS, Galileo, IRNSS, and QZSS.
Multi-satellite, multi-frequency receiver supporting GPS, Beidou, Galileo, and GLONASS on L1 and L2 bands. Designed for high-precision applications.
Robust RTK rover receiver for surveying and mapping applications. Offers high accuracy and reliability in challenging environments.
High-gain, multi-frequency survey antenna designed for geodetic and precision applications. Excellent multipath rejection and phase center stability.
Lightweight RTK GNSS device optimized for UAVs and drones. Enables precise autonomous navigation and mapping.
Advanced technology, global support, and precision engineering for every application.
Millimeter to centimeter-level accuracy with RTK and PPP technologies.
Trusted by customers in over 40 countries with fast response and service.
Customized GNSS solutions tailored to your specific requirements.
Rigorous testing and quality control ensure long-term performance.
RTK (Real-Time Kinematic) GNSS is a technique that uses carrier-phase measurements from a fixed base station and a rover receiver to achieve centimeter-level positioning accuracy in real time.
Yes, TOPGNSS provides OEM and ODM services to develop customized GNSS modules, receivers, and antennas based on client specifications and application needs.
Our GNSS products support GPS, GLONASS, Galileo, Beidou, QZSS, and IRNSS across multiple frequencies (L1, L2, L5) for maximum coverage and accuracy.
Visit the official TOPGNSS website to access firmware, test tools, application documents, and contact support for technical inquiries.
Yes, we offer specialized RTK GNSS devices like UXP-007 and TUM-X6 designed for UAVs, drones, and autonomous vehicles requiring high-precision navigation.
For product inquiries, technical support, or custom solutions, visit the official TOPGNSS website.
TOPGNSS provides online resources including firmware, drivers, test tools, and application documents.
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