Monga gawo lamankhwala achi China pazamankhwala amakono ndi biotechnology, zinthu zachilengedwe zimagwira ntchito yofunika kwambiri popewa komanso kuchiza matenda, kuteteza ndi kukonza thanzi la anthu.Zachilengedwe zimafunikira njira zingapo zachilengedwe, kuyeretsa ndi kusanthula njira kuti zipeze zomwe mukufuna.Kusefera kwakuthupi, ndi zabwino zachilengedwe, kumatha kumaliza ntchitoyi mwaluso, ndi njira yofunika kwambiri pazachilengedwe.
Zachilengedwe, zokhala ndi tizilombo tating'onoting'ono, tizilombo toyambitsa matenda, poizoni wa nyama ndi minyewa yachilengedwe monga zida zoyambira, zimakhala ndi zinthu zambiri zosalamulirika monga magwero ambiri ndi njira zopangira.Kuchuluka kwa zodetsa zamoyo zomwe zafotokozedwa ndizazikulu kwambiri ndipo sizingadziwike molondola.Chiwerengero cha zonyansa ndi kuchuluka mu madzi yaiwisi akhoza kungowongoleredwa ndi zinthu zotchulidwa muyezo khalidwe.Ndikovuta kuwongolera zonyansa zina mokwanira, ndipo kuwongolera kokwanira ndiko maziko a kupanga bwino.