Packing shayi a cikin gwangwani na tin na iya hana danshi da lalacewa, kuma ba zai samar da abubuwa masu cutarwa ba saboda canje-canjen muhalli.
1. Tean shayi baƙin ƙarfe suna da kyawawan launi mai kyau kuma mai kyau Airthightness, wanda ya dace da adana shayi, kofi da sauran abinci;
2. Tsarin samar da gwangwani ba kawai yana da ingantaccen samar da kayan samarwa, amma kuma yana inganta kwantena na mama.
4. Kasuwancin masana'antu yana sarrafa shi, wanda zai iya sanya farfajiya na tukunyar shayi mara nauyi kuma yana da takarda takarda.