Mu mpera z'imyaka ya 1970 na 1980, hariho iterambere ry'umugwi w'abaguzi, bigaragaza ukuza kw'"Igihe c'Ubwiza" n'"Igihe c'Ivyiza." Muri ivyo, ugutera imbere mu gukoresha bishobora gutahurwa nk’ibi: gushimikira neza ku bantu, gutuma abaguzi bashaka kwishura amahera menshi, no gutuma abaguzi baba intahemuka. Igihe co kudashobora kuronka ivyo gupakira caraheze; ubu, igihe co gukwegera abaguzi bakiri bato no gutera imbere abakunzi biciye mu guhingura ibintu bigaragara carashitse.
Kwitwararika imiterere y’ibipapuro vy’ibimenyetso vy’umuntu ku giti ciwe ni ngirakamaro cane ku bigo kugira ngo bigire uruhara mu mahiganwa y’isoko. Nta ngaruka zikomeye gusa zigira mu kwamamaza, ariko kandi zituma vyoroha gushika ku guteza imbere ugurisha mu guha ivyo kurya uruvyaro rushasha rw’abaguzi. Ikiruta vyose, birashobora kwerekana ishusho y’ibigo kandi bishobora mbere kuba ikimenyetso c’urugero rw’umuco w’igihugu.
Ivyo gupfunyika bikwiye gukoresha ibikoresho bishobora gusubirwamwo be n’ibikoresho bishobora gusubirwamwo uko bishoboka kwose, nk’impapuro zisubirwamwo, ibirahuri bisubirwamwo be n’impuzu zisubirwamwo. Ico gishushanyo gikeneye kwihweza nimba ibikoresho vyo gupfunyika bishobora gusubirwamwo, nimba gusubirwamwo ari ngirakamaro, n’ingero zo gusubirwamwo, kugira ngo haboneke ugukoresha neza ibikoresho, ubutunzi n’inguvu.
Ivyo gupfunyika ibintu ni bwo buryo bwiza bwo kwamamaza; ibintu bitegerezwa kuvugana n’abaguzi biciye mu gupfunyika. Muri iki gihe, yaba ivyo bipapuro ari ibishasha canke vya kera, guhindura umuntu ku giti ciwe ni ikintu gihambaye cane.
Ivyamwa vya YINLING bikoresha ibikoresho vya PET bishobora gusubirwamwo, ni ivy’ibifungurwa-, vy’agaciro kanini-, birakomeye, birabonerana, kandi birabereye gutwara, bikabuza neza ivyamwa kwonona.
Hagati aho, mu gihe c’ubu c’ugutera imbere kw’ugukoresha, abantu ntibakiri igiciro-, ahubwo bakurikirana uburyo bwo hejuru n’ibintu vy’inyiyumvo. Bakunda cane kwishura amafaranga y’imbere y’ibintu n’imigero y’ibintu vy’umuntu ku giti ciwe yuzuye inyiyumvo n’insobanuro z’imico kama, kuko iki ari igihe c’ugukoresha isoko kiganzwa n’ivyo umuntu asaba bitandukanye.
