Vendor name: Yulong Computer Telecommunication Scientific (Shenzhen) Co.,Ltd

MAC Prefix: 3C:91:57

MAC Range: 3C:91:57:00:00:00 - 3C:91:57:FF:FF:FF

Type: MA-L

Address: 5F Building 2,No.56,Liuhe Road,Xihu District
　　　　　Hangzhou Zhejiang 310023
　　　　　 CN