Cheering Connection Co. Ltd.

Any device whose MAC address begins with 88:3B:8B has a network interface built by Cheering Connection 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

88:3B:8B

Organization

Cheering Connection Co. Ltd.

Address

Room 602, Shenzhen Software Park T2-B 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.