[{"mac_prefix":"0C:47:A9:90","mask_bits":28,"block_type":"MA-M","organization":"Shanghai Sigen New Energy Technology Co., Ltd","address":"Room 514 The 5th Floor, No.175 Weizhan Road China (Shanghai) Plilot Free Trade Zone Shanghai  CN 201306","country":"CN"},{"mac_prefix":"34:B5:F3:80","mask_bits":28,"block_type":"MA-M","organization":"Shanghai Sigen New Energy Technology Co., Ltd","address":"Room 514 The 5th Floor, No.175 Weizhan Road China (Shanghai) Plilot Free Trade Zone Shanghai  CN 201306","country":"CN"},{"mac_prefix":"50:19:11:A0","mask_bits":28,"block_type":"MA-M","organization":"Shanghai Sigen New Energy Technology Co., Ltd","address":"Room 514 The 5th Floor, No.175 Weizhan Road China (Shanghai) Plilot Free Trade Zone Shanghai  CN 201306","country":"CN"},{"mac_prefix":"BC:31:98:D0","mask_bits":28,"block_type":"MA-M","organization":"Shanghai Sigen New Energy Technology Co., Ltd","address":"Room 514 The 5th Floor, No.175 Weizhan Road China (Shanghai) Plilot Free Trade Zone Shanghai  CN 201306","country":"CN"}]
