What this means

The IEEE assigned the MA-L block 1C6932 to Hisense Home Appliances Group Co., Ltd. Qingdao Branch. 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 1C:69:32, it is Hisense Home Appliances Group Co., Ltd. Qingdao Branch hardware.