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Inzira imwe ihuriweho Ubwoko bwa sima
YCMIsima ya sima iranyunyuzwa mumwanya wa buri mwaka binyuze muri retaire kandi igomba gufungwa.Igice cya sima ciment cyangwa ibice byavunitse hamwe nibisumizi byinjira mumikorere bikoreshwa kugirango ugere ku ntego yo gucomeka no gusana imyanda.
Icyumba 703 Inyubako B, Centre ya Greenland, Hi-tekinoroji yiterambere rya Xi'an, Ubushinwa
86-13609153141
