Sunan laƙabi
A cikin Turanci, faifan birki yawanci suna wakilta da: BRAKE DISC ko BRAKE ROTORS, kuma ganguna suna wakiltan: BRAKE DRUM. Bugu da kari, ana kuma kiran faya-fayan birki da birki a kudancin kasata. Hasali ma, dukkansu suna nufin abu guda ne.
Asalin rarraba
Fayafai na birki kayan simintin ne. Saboda tasirin yanayin yanayi, arewa tana da sanyi sosai, kudu kuma tana da zafi sosai, don haka galibin wuraren samar da fayafai na birki suna a yankunan Shandong, Hebei, da Shanxi, musamman a masana'antar faifan birki a Laizhou da Longkou. Shandong. Shi ne farkon farawa da masana'antun da yawa.
