Vendor name: Yuduan Mobile Co., Ltd.

MAC Prefix: 28:D9:97

MAC Range: 28:D9:97:00:00:00 - 28:D9:97:FF:FF:FF

Type: MA-L

Address: Room 401 No 84 Lane 887 Zuchongzhi Rd.
　　　　　Shanghai 201203
　　　　　 CN