Devices with MAC addresses that start with 00-13-28 were manufactured by Westech Korea Inc.,

Device Manufacturer
Westech Korea Inc.,
Manufacturer Location
548-9, Gajwa3-Dong,Seo-ku,
Incheon 404-817
Estimated Devices using 00-13-28
16,256,250
Estimated Total Devices From Mfg
16,256,250
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