Batirin Dowell Ya Wuce Gwajin Tsaro na Ma'aikatar Sufuri ta Koriya

Ma'aikatar gwaji ta gane ingancin samfurin sosai.Ma'auni na gwajin ma'aikatar tsaro ta Koriya ta Kudu ya fi na duniya girma.Jarrabawar ta kasu kashi bakwai, wato, jarabawar karin caji, kan gwajin fitarwa, gwajin gajeren zango, gwajin fadowar tsayi,