[{"mac_prefix":"28:6D:CD","mask_bits":24,"block_type":"MA-L","organization":"Beijing Winner Microelectronics Co.,Ltd.","address":"Floor 18, YinDu Building, No.67 FuCheng Road, HaiDian District Beijing  CN 100142","country":"CN"},{"mac_prefix":"C8:58:6A","mask_bits":24,"block_type":"MA-L","organization":"Beijing Winner Microelectronics Co.,Ltd.","address":"Floor 18, YinDu Building, No.67 FuCheng Road, HaiDian District Beijing  CN 100142","country":"CN"}]