Vendor name: Hunan Greatwall Computer System Co., Ltd.

MAC Prefix: 50:58:B0

MAC Range: 50:58:B0:00:00:00 - 50:58:B0:FF:FF:FF

Type: MA-L

Address: Hunan GreatWall Industrial Park, Tianyi Science and Technology City, Xiangyun Middle Road, Tianyuan District
　　　　　Zhuzhou Hunan 412000
　　　　　 CN