Shanghai Winner Information Technology Co.,Inc

Any device whose MAC address begins with E0:78:A3 has a network interface built by Shanghai Winner Information Technology Co.,Inc. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

E0:78:A3

Organization

Shanghai Winner Information Technology Co.,Inc

Address

Lujiazui Software Park,No.190,Lane 91,Eshan Road,Pudong New Area Shanghai Shanghai CN 200127

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.