I did a little digging and found out that possibly it was a company name change or buyout or merger?
"CHANGZHOU WUJIN HONGGUANG RADIO CO LTD [E233549], Certified for Canada.
Radio Co., Ltd. (Public, TYO:6751) is a Japan-based company mainly engaged in radio communications equipment business.
The Company manufactures and sells radio communications devices, wireless appliances, as well as provides installment and maintenance services and logistics management services for equipment and components."