Mu rwego rwo gukomeza gushora imari mu guhanga udushya mu buryo burambye, Advance Denim irashyira imbere inganda zibungabunga ibidukikije mu ruganda rwayo rushya rwa Advance Sico ruri i Nha Trang, muri Vietnam.
Uru ruganda rwubatswe mu 2020, ruzatanga umusaruro uhagije ku isoko rishya ry’inganda zikora imyenda ya denim zo mu Bushinwa, bityo ruzafasha abakiriya benshi kurushaho.
Intego y'ibanze ya Advance Sico ni kimwe n'ikigo cya mbere cy'ubucuruzi cy'iyi sosiyete kiri i Shunde, mu Bushinwa. Uruganda ntirwashakaga guha abakiriya barwo gusa imideli ya denim igezweho muri Vietnam, ahubwo rwanagaragaje udushya durambye twabaye ishingiro ry'uruganda rwa Shunde.
Nyuma y’uko uruganda rwa Vietnam rwubakiwe, umuyobozi mukuru wa Advance Denim, Amy Wang, yarebye cyane mu gikorwa cyose cyo gukora denim kugira ngo arebe uburyo uruganda rwarushaho guhanga udushya binyuze mu nzira zirambye kandi zitangiza ibidukikije. Ni uku kwibanda ku kubungabunga ibidukikije biha umwanya udushya nko gusiga irangi rya Big Box, rizigama kugeza kuri 95% by’amazi akoreshwa mu gusiga irangi gakondo iyo hakoreshejwe indigo gakondo y’amazi.
Nyuma yo kurangiza, Advance Sico yabaye uruganda rwa mbere muri Vietnam rukoresha indigo ya Archroma idafite aniline, itanga irangi rya indigo ryiza kandi ritekanye ridakoresheje imiti yangiza itera kanseri.
Hanyuma, Advance Denim yongeyeho BioBlue indigo mu bwoko bwayo bw'irangi muri Vietnam, bituma habaho indigo isukuye idakora imyanda y'uburozi yangiza ibidukikije. BioBlue indigo kandi ikora ahantu hatekanye ho gukorera binyuze mu gukuraho hydrosulfite ya sodium hydrosulfite ishobora gushya cyane kandi idahindagurika mu kazi.
Nk’uko izina ribigaragaza, sodium dithionite ifite umunyu mwinshi cyane, uzwiho kugorana gukura mu mazi yanduye. Ifu irimo sulfate nyinshi kandi ishobora no kwirundanya mu mazi yanduye, ikazana imyuka mibi. Sodium dithionite si yo yangiza ibidukikije gusa, ahubwo ni ikintu kidahindagurika cyane kandi gishobora gushya kandi gishobora guterwa n’ibintu biteje akaga cyane.
Advance Sico iherereye mu mujyi wa Nha Trang wo muri Vietnam, ahantu nyaburanga mpuzamahanga hazwiho kuba hari inkombe no koga mu mazi. Iyo uruganda rwa Advance Sico rukora aho hantu, abakora uruganda bumva bafite inshingano zo kurinda ibidukikije no kuba uruganda rusukuye kandi rurambye.
Muri iyi ntego, Advance Denim yashyizeho uburyo bushya bwo gusukura amazi bwa reverse osmosis bugamije gukuraho neza imyanda yasigaye n'ibindi bisigazwa byangiza. Ubu buryo butanga amazi meza hafi 50% ugereranyije n'ibipimo ngenderwaho by'igihugu by'umwuka wa ogisijeni (COD). Bunatuma ikigo gishobora kongera gukoresha hafi 40% by'amazi akoreshwa mu gukora.
Nk’uko abakora imyenda ya denim bose bagomba kubimenya, si ubuhanga gusa butuma habaho ibidukikije, ahubwo ni ibikoresho fatizo ubwabyo. Uruganda rwa Advance Sico rukoresha ibikoresho birambye, birimo imyenda myiza n’ipamba nziza yahinduwe iva mu ikusanyirizo rya Greenlet sustainable ry’iyi sosiyete muri Vietnam.
“Tunakorana bya hafi n’abahanga mu guhanga udushya ku isi nka Lenzing kugira ngo dushyire ubwoko butandukanye bw’imigozi ya silika izunguruka na zero karuboni mu buryo bwacu bwinshi,” Wang yagize ati. “Twishimiye gukorana n’abahanga mu guhanga udushya ku isi gusa, ariko twizera ko ari ngombwa kugira ibyemezo bishyigikira ibyo dusaba. Ibi byemezo ni ingenzi cyane ku bakiriya bacu kuko Advance Sico irimo gukora ibishoboka byose kugira ngo ibe uruganda rukora imyenda ya silika irambye cyane muri Vietnam.”
Advance Sico yemerewe gukurikiza amahame ngenderwaho y’ibirimo by’umwimerere (OCS), amahame ngenderwaho y’isi yose yo gusakaza (GRS), amahame ngenderwaho y’ibisabwa byo gusakaza (RCS) na gahunda ngenderwaho y’isi yose y’ibicuruzwa by’umwimerere (GOTS).
Advance Denim izakomeza kwibaza ku buryo bwa kera bwo gukora denim no guhanga udushya mu buryo bushya bwo gukora ibintu birambye.
“Dutewe ishema na Big Box denim na BioBlue indigo n'uburyo ibi bishya bitanga uburyo bwo gusiga amarangi ya indigo mu buryo busukuye, butekanye kandi burambye hatabayeho kwirengagiza igicucu n'isukura rya indigo gakondo,” Wang yagize ati. “Twishimiye kuzana ibi bishya birambye muri Advance Sico muri Vietnam kugira ngo byegere abakiriya bacu bakomeza kwiyongera mu karere no kugira ngo dutange serivisi nziza ku bakiriya bacu ku isi.”