An fara daga Oct.2020, farashin karafa yana ƙara yin tsada, musamman haɓaka mai ƙarfi bayan 1 ga Mayu 2021. Idan aka kwatanta da farashin da aka yi a watan Oktoban da ya gabata, farashin ƙarfe ya ƙaru da kashi 50% har ma da ƙari, wanda ya yi tasiri akan farashin samar da fiye da 20%.
Lokacin aikawa: Juni-03-2021