HAO CHENG GROUP LIMITED

Any device whose MAC address begins with E4:62:51 has a network interface built by HAO CHENG GROUP LIMITED. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

E4:62:51

Organization

HAO CHENG GROUP LIMITED

Address

FLAT/RM C, 06/F, BEST-TO-BEST COMMERCIAL CENTRE 32-36 FERRY STREET JORDAN KL Hong KOng HK 999077

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.