Ku ya 29 Ukwakira, Ijwi rya Shanghai Rubber ryaguye, kandi amasezerano nyamukuru yakubise hasi mu mwaka wa {{1}, igiciro cy'amavuta y'ibigo byashyinguwe na Shandong. Gushyigikira igiciro cya rubber jya hejuru, ariko shanghai reberi kuriyi ngingo hasi iracyatangaje .
Birumvikana ko ibintu bibi byahozeho . Inkomoko nyamukuru yatumijwe mu gihugu . By'umwihariko, igipimo cy'ivunjisha ni Guhangana kurwego rwingenzi {{3}
Nubwo ibarura rya rubber muri Qingdao ihungaguro yakomeje kugabanuka kuva mu mpera za Nzeri, ibarura rusange ryari hagati ya 50%. Guhindura politiki yububiko mukarere . Byongeye, Tayilande ibyoherezwa muri reberi muri Nzeri byagabanutseho 12 {{10 {10 na 14.5% ugereranije nukwezi kumwe umwaka ushize.
Ibigega by'ejo hazaza bya Tianjiao mu gihe kinini, muri byo, ibarura ry'amateka ibihumbi 52 . igice kinini cy'amateka y'ibihumbi by'ububiko buriho kizaba byanditswe nyuma yo kurangira amasezerano 1811, bifite munsi ya 20, 000 imyanya, hamwe nukuta hejuru yububiko bwa kazoza bizashyira igitutu cyinshi ku isoko ryakazi .
Nubwo igihembwe cya kane nigihe cya kabiri cyo gukoresha reberi, umusaruro wimodoka no kugurisha ntabwo uteganijwe ko Politiki yo kwiyongera Ipine yohereza hanze kurenza iyo iteganijwe