Devices with MAC addresses that start with 00-19-86 were manufactured by Cheng Hongjian

Device ManufacturerCheng Hongjian
Rm.2305B.Sege Plaza,Huaqiang North Rd.,
Shenzhen Guangdong 518057
Estimated Devices with 00-19-8616256250
Estimated Total Devices From Mfg16256250
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