tangreat: quality is our proper pride. shenzhen tangreat technology co.,ltd. was established by shenzhen government in 1993, focusing on the development and marketing of security and telecom products. now tangreat is the foremost innovator in the field of rf jamming, in countering the ever growing threat of remotely controlled improvised explosive devices (rcieds), tangreat has invested heavily in the development of a range of state-of-the-art, multi band, very high power jamming systems ,vehicular jamming system,multi band jamming system,indoor and outdoor jammers(cellphone jammers,gps jammers,wireless camera jammers),for the protection of troop transportation, military and police checkpoints, large governmental establishments, bomb disposal squads and vip convoys.

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