RISTAR GROUP aka kafa a Istanbul, Turkey , a 2015, an sa LED kayayyakin a fifiko tun da farawa da ta kasuwanci rayuwa a kasuwar kasa da kasa. Daban-daban LED hasken wuta & SKD sassa (haske harsashi, ya jagoranci guntu, PCB, direba, na USB, da dai sauransu) ne a karkashin RISTAR samar ikon yinsa a ta Turkey factory da shareholding kamfanoni a kasar Sin.