Hatimin Waya Guda Daya
Hatimin waya ko hatimin kebul yana iyakance ga masu haɗin da aka rufe.Hatimin Waya Guda (SWS) shine babban samfurin mu, kuma akwai fiye da ƙayyadaddun bayanai sama da 300 bisa ga nau'ikan diamita na keɓe daban-daban, Diamita na rijiyar burtsatse, Diamita na waje, Tsawon da launuka.
