ChuanG International Holding CO.,LTD.

Any device whose MAC address begins with 00:15:7F has a network interface built by ChuanG International Holding CO.,LTD.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:15:7F

Organization

ChuanG International Holding CO.,LTD.

Address

1F, NO.12, Alley 1, Lane 125, Guolian Street 4Lirn, Wuhan Village Taoyuan Longtan US 325

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.