Muri kamena 2017, twasinyanye amasezerano atatu yo gutanga imirongo yo guhuza imirongo nabakiriya muri Wuxi, Shexian na Tangshan;
Igihe cyo kohereza: Jun-30-2017
Muri kamena 2017, twasinyanye amasezerano atatu yo gutanga imirongo yo guhuza imirongo nabakiriya muri Wuxi, Shexian na Tangshan;