What this means
The IEEE assigned the MA-L block B01C0C to SHENZHEN CHUANGWEI-RGB ELECTRONICS CO.,LTD. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting B0:1C:0C, it is SHENZHEN CHUANGWEI-RGB ELECTRONICS CO.,LTD hardware.