Fakitale yanyumba yaku China yopanga zoziziritsa kukhosi imapanga zida zapamwamba kwambiri zotsekera zogwiritsidwa ntchito kunyumba.Mankhwala ophera tizilombo amenewa amagwiritsa ntchito luso lamakono kupha mabakiteriya, mavairasi, ndi tizilombo toyambitsa matenda timene timayambitsa matenda.Ndiosavuta kugwiritsa ntchito ndipo amabwera mumitundu yosiyanasiyana komanso masitayilo kuti agwirizane ndi mabanja osiyanasiyana.Atha kugwiritsidwa ntchito kusungunula zinthu zosiyanasiyana, kuyambira mabotolo a ana ndi zoseweretsa mpaka ziwiya zakukhitchini ndi zinthu zaukhondo.Fakitale yaku China yophera tizilombo toyambitsa matenda yadzipereka kupanga zida zotetezeka, zogwira mtima komanso zotsika mtengo zomwe zimathandizira kuteteza mabanja ku matenda ndi matenda.
