Isosiyete yacu yitabiriye imurikagurisha ryinshi, harimo imurikagurisha rya Xuzhou, imurikagurisha rya Shanghai BAuma n’imurikagurisha rya Changsha.Imurikagurisha rifitanye isano rya hafi n’imashini zubaka, zerekana uburyo bushya bwo gukwirakwiza amashanyarazi, ubwenge n’imashini zubaka zitagira abapilote.
Igurisha ryinshi ry’imashini zubaka Imurikagurisha ryarushijeho kwerekana iterambere ry’inganda, ibyo bikaba byerekana ko abakiriya bo mu cyizere bizeye icyifuzo cy’imashini zubaka umwaka utaha.Byongeye kandi, bizamura icyizere cyibigo ku isoko.