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Icyumba cyambere cyubusa cyicyumba gikora mubushinwa -DERSION
Amateka Dersion yashinzwe bwa mbere mumwaka wa 2005, kandi ni intangarugero mubikorwa byo gukora ibyumba bisukuye kandi bishushanya kuva 2013, dufite amateka yimyaka 18 yicyumba gisukuye hamwe nibikoresho bisukuye byo gukora no gushushanya, twabonye patenti zirenga 40 muriyi myaka, kandi dufite isi ...Soma byinshi
