Discover how Dagong Technology's tethered UAV broke the 30-minute barrier to restore emergency communication for 7 days during the 2017 Hunan floods. A breakthrough in disaster relief drone technology.
2026/04/28 dgadmin 55
Trace the evolution of tethered UAVs from their debut at World Mobile Congress 2017 to the 2021 CPC Centenary broadcast. Dagong Technology's systems break the 30-minute battery limit, offering 24-hour continuous hovering and stable 12G bandwidth for 4K transmission. Discover how the "umbilical cord" technology became the standard for major event broadcasting and emergency communication.
2026/04/28 dgadmin 42
Discover how Dagong Technology's tethered UAV achieved CCTV's first 4K aerial broadcast with 12G zero-loss transmission. Reaching a record 600m altitude with a 35kg payload at 300m , our drones ensure 24-hour continuous hover for emergency communication in disaster reliefs like the 2023 Hebei flood . Recently awarded a patent for laser-ranging GNSS-free positioning , Dagong Tech leads the low-altitude economy from the Beijing Yanqing drone hub .
2026/04/27 dgadmin 105
Discover Dagong Technology's industry-leading tethered UAV systems. As China's No.1 tethered drone manufacturer founded by Tsinghua & BUAA alumni , our DG-M40 series achieves a record 600m operational ceiling and 72+ hours continuous hover with merely 0.7% power transmission loss . Featuring a 3.8mm composite fiber-electric tether with 1.8-ton tensile strength and Level 8 wind resistance , our heavy-lift drones power 400sqm aerial LED screens, 5G emergency communication base stations , and low-altitude infrastructures globally.
2026/04/27 dgadmin 153
Discover Dagong Technology's record-breaking 600m altitude tethered UAV system. Providing 72-hour continuous emergency communication, 5-minute rapid deployment, and stable coverage for disaster relief and low-altitude infrastructure. Trusted by China Mobile and honoured by the National Museum of China.
2026/04/27 dgadmin 94
That UAV could stay in the air for more than 24 hours at a height of 200m. Dagong UAV is the only one to be used at that significant summit.
2020/02/14 dgadmin 235
There were more than 3000 guests attended the opening ceremony. The attendees included 16 international Film Festival presidents, representatives, and more than 600 filmmakers.
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There was no water or electricity in many places, for the flood caused most public infrastructure damaged. To restore the network communication in a short time,
2020/02/14 dgadmin 349
China Mobile sent a high-altitude base station of UAV to the Jiuzhaigou scenic spot immediately. The communication signal could be restored at once through that high-altitude communicate relay platform. It was reported that this is the first application of UAV high-altitude base station in an earthquake environment.
2020/02/14 dgadmin 201
