Mu rwego rwo kubungabunga ingufu z’inganda z’ibirahuri no kugabanya imyuka ihumanya ikirere, ubushobozi burenze urugero buri munsi y’amasoko kubera impungenge nyinshi zikomeje kwiyongera. Kuri ubu, abashoramari benshi n’abacuruzi bazi ibijyanye n’inganda z’ibirahuri, nk’uko byagaragajwe mu ruzinduko ruherutse, ubushakashatsi n’ubushakashatsi bwo gukurikirana, isesengura rigufi ry’iterambere ry’inganda z’ibirahuri muri iki gihe, kugira ngo turusheho gusobanukirwa neza uru ruganda.

Ibigo bikwirakwiza ibirahure mu Bushinwa biherereye cyane cyane muri Liaoning, Hebei, Shandong, Jiangsu, Zhejiang, Guangdong, Fujian, ubu muri Mongoliya y'imbere no mu majyaruguru y'uburengerazuba bwo hagati no mu burasirazuba hari igice cy'umusaruro. Ibiranga ibirahure ubwabyo biragoye kandi imbogamizi zo gutwara ibicuruzwa ku buryo bwo kugurisha zishobora kugabanywamo hakoreshejwe uburyo bwo kwamamaza buhanitse muri kilometero 300, kilometero 300 ukoresheje ubwoko bwo gukwirakwiza, kilometero 800 uvuye aho.