Vendor name: Nanjing SAC Power Grid Automation Co., Ltd.

MAC Prefix: 20:DF:3F

MAC Range: 20:DF:3F:00:00:00 - 20:DF:3F:FF:FF:FF

Type: MA-L

Address: No.11 Phoenix Road
　　　　　Nanjing Jiangsu 211106
　　　　　 CN