RISTAR BOKA rakaumbwa muna Istanbul, Turkey muna 2015, kwave kuisa akatungamirira zvinhu panguva yokutanga kubva pokutangira hwake mabhizimisi upenyu pamusika dzakawanda. Various akatungamirira zviedza & SKD zvikamu (chiedza goko, akatungamirira Chip, pcb, mutyairi, waya, etc.) vari pasi RISTAR kugadzirwa kukura kwake Turkey fekitari uye shareholding makambani ari China.