Monga m'modzi mwa otsogola opanga phukusi losinthika ku China, Boya sikuti amangokupatsani zida zonyamula komanso makina opangira vacuum.
Khalani ogulitsa njira zophatikizira zophatikizira, sitimangoyang'ana pazachuma komanso ndalama zogwirira ntchito za makasitomala athu, komanso pazotsatira zabwino kwambiri zamapaketi.
Titha kukupatsirani makina osiyanasiyana opaka zinthu zamitundu yonse, monga makina odzaza vacuum vacuum, vacuum package, vacuum (inflatable) makina olongedza akhungu, makina oyika madzi osalowa madzi, makina ochepetsa kutentha, bokosi lanyumba .