RE:our 2G 4G Trackers and solutions can substitute your trackers

Hello Director!

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Honors: High tech Enterprise Certificate Director unit of Guangdong IOT authority Off campus practice base of Guangdong University of Technology

Best regards,

Joy Cheu Marketing Manager

Duomi Technology Co.,Ltd Guangzhou ZTINFO Technology Co.,Ltd Mob:+86 132 86875721 whatsapp:+86 15258368162 wechat: vivid_joy sales @ domilink .com www . basegps . com