Vendor name: SAMJIN Co., Ltd.

MAC Prefix: A4:57:A0

MAC Range: A4:57:A0:00:00:00 - A4:57:A0:FF:FF:FF

Type: MA-L

Address: 199-6, Anyang 7-dong, Manan-gu
　　　　　Anyang-si Gyeonggi-do 430-817
　　　　　 KR