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peopleChen Yulian
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homeNanshan Distric Xili Guan Long Village, 518055, Shenzhen, Guangdong - China

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GSM GPRS CDMA DTU ( means as M2M device or IP Modem ) is an industrial wireless DTU, GSM GPRS CDMA network based. Provided standard industrial serial port ( RS232 / RS485 / TTL ) TCP/IP stack inside, support data transparent transmi