Beijing Jianguo Bite Technology Co., Ltd.

Any device whose MAC address begins with 30:BC:4F has a network interface built by Beijing Jianguo Bite Technology 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

30:BC:4F

Organization

Beijing Jianguo Bite Technology Co., Ltd.

Address

RM1321, Building 2, Taihua Longqi Square, 19 Huangping ROAD, Changping district Beijing Beijing CN 100096

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.