• Building 4, NO.651, Wanfang Rd
    Pujiang Town, Minhang District
    201112 Shanghai

About eSurvey

Unistrong Group

UniStrong, founded in 1994, is rooted in high-precision products and services. With a series of key technologies and products that own completely independent intellectual property rights, UniStrong has realized the layout in whole industrial chain from chip board, terminal equipment and solutions to service platform. All these technologies have been widely used in surveying and mapping, precision agriculture, machine control, smart cities and other fields. UniStrong was listed in 2010 and employs over 2,000 employees worldwide.


eSurvey is Unistrong’s brand for overseas sales which was established in September 2018. The main products include board, surveying and mapping, the automatic navigation of agricultural machinery, machine control, rugged handheld, and various software. Now eSurvey has established a cooperative relationship with more than 50 countries.

Welcome to Join Us

eSurvey is not only serving global customers with high precision products, but also trying to build up a team. If you are interested in joining eSurvey or desires to cooperate with us, please contact us by email at



TRU35 is a high-power, small-size, half-duplex digital radio model which is designed using advanced 32-bit cortex M4 microcontroller technology, wireless transc...

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EA91 adopts high-gain broadband antenna to receive GNSS signals such as GPS, BDS, GLONASS, Galileo, QZSS and L-Band. The scheme of multi-stage 3D choke coils wi...

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EA301 has superior antenna gain, phase difference, quadrature axis ratio performance to obtain centimeter-level positioning accuracy. It can be used for agricul...

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GNSS.NET is the software to combine multiple base stations as a network providing VRS service. It includes functions such as station management, user management...

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M1G2 is suitable for monitoring, machine control and CORS reference station. It has rich data streams such as radio, serial port, Bluetooth, WIFI and 4G network...

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