Nanjing Jiahao Technology Co., Ltd.

Any device whose MAC address begins with 70:FD:88 has a network interface built by Nanjing Jiahao 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

70:FD:88

Organization

Nanjing Jiahao Technology Co., Ltd.

Address

Moling Industrial Park, Development Zone, Jiangning, Nanjing Nanjing Jiangsu CN 211111

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.