Not sure if this link has been shared here before. By far this is the best internet radio for Congolese music. it plays 24/7 and has a large repertoire of music from former greats to current greats.

if you have other valid links, please share. Thanks. 

https://onlineradiobox.com/cd/radiotvmixcongolaise/?cs=cd.radiotvmixcongolaise&played=1

Thanks @Congomusiclover001 for the link highly appreciated.