Sinya amasezerano yo gutanga umurongo wa galvanised w'icyuma/icyuma ukoreshwa mu kurinda ibidukikije hamwe n'abakiriya bo muri Indoneziya

Mu Ukwakira 2017, twasinye amasezerano yo gutanga imiyoboro y'icyuma / icyuma gikoreshwa mu kurengera ibidukikije hamwe n'abakiriya bo muri Indoneziya;