Devices with MAC addresses that start with 00-21-22 were manufactured by Chip-pro Ltd.

Device Manufacturer
Chip-pro Ltd.
Manufacturer Location
5F.-4, No.63, Siwei Rd., North District,
Hsinchu 300
Estimated Devices using 00-21-22
16,256,250
Estimated Total Devices From Mfg
16,256,250
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