Ndi ukadaulo wapakatikati, valavu ya Jinbin imapambana ndi mtundu. Chifukwa kasitomala wagwiritsa ntchito ma valve opangidwa ndi Jinbin valve kale, ndikuganiza kuti teknoloji ndi yabwino kwambiri, khalidweli ndi lodalirika komanso ntchito yake ndi yapamwamba, dongosololi limapangidwa mwachindunji kuti lipangidwe ndi valve ya Jinbin. Kuti amalize ntchito yopanga panthawi yake, valavu ya Jinbin yakonza mwachangu ogwira ntchito kuti ayambirenso kupanga potengera kuti atsatira mosamalitsa njira zopewera miliri kuyambira pomwe zidayamba. Ogwira ntchito amazindikira udindo wa ntchito, amagwira ntchito nthawi yowonjezereka kuti apange zinthu, kupyolera mu makina, kusonkhanitsa, kuyang'anira kujambula, ndi zina zotero, kumaliza malo a dzenje lililonse, kukula kwa lathe ndi chidutswa chilichonse cha utoto malinga ndi ubwino ndi kuchuluka kwake, ndikubweretsa bwino dongosolo. Nthawi zonse timakhulupirira kuti kuseri kwa msika wokhazikika kulidi zabwino komanso zopikisana kwambiri.