ShenZhen Apexis Electronic Co.,Ltd

Any device whose MAC address begins with 54:CD:EE has a network interface built by ShenZhen Apexis Electronic 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

54:CD:EE

Organization

ShenZhen Apexis Electronic Co.,Ltd

Address

12th floor,Keji BuildiHigng ShenZhen GuangDong CN 518057

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.