Tiyi ndi chimodzi mwa zakumwa zitatu zazikulu padziko lapansi. Pali maiko ndi zigawo zopitilira 60 padziko lapansi. Kutulutsa kwa tiyi pachaka ndi pafupifupi matani 6 miliyoni, kuchuluka kwa malonda kumaposa matani 2 miliyoni, ndipo kumwa tiyi kumaposa 2 biliyoni. Magwero aakulu a ndalama ndi ndalama zakunja za mayiko osauka kwambiri ndi gwero lofunika kwambiri la malonda a zaulimi ndi ndalama za alimi m'mayiko ambiri, makamaka mayiko omwe akutukuka kumene.

China ndiye mudzi wa tiyi, komanso dziko lomwe lili ndi kulima tiyi kwakukulu kwambiri, mitundu yonse ya tiyi, komanso chikhalidwe chakuya kwambiri cha tiyi. Pofuna kulimbikitsa chitukuko cha makampani tiyi padziko lonse ndi kulimbikitsa chikhalidwe Chinese tiyi chikhalidwe, kale Unduna wa Zaulimi, m'malo mwa boma la China, poyamba anakonza kukhazikitsidwa kwa mayiko tiyi chikumbutso tsiku mu May 2016, ndipo pang'onopang'ono kulimbikitsa mayiko anthu kuti agwirizane pa pulani yaku China yokhazikitsa tsiku la tiyi lapadziko lonse lapansi. Malingaliro oyenerera adavomerezedwa ndi Food and Agriculture Organisation ya United Nations (FAO) Council ndi General Assembly mu Disembala 2018 ndi June 2019, motsatana, ndipo pamapeto pake adavomerezedwa ndi Gawo la 74 la United Nations General Assembly pa Novembara 27, 2019. Tsikuli limadziwika kuti ndi Tsiku la Tiyi Padziko Lonse.

Tsiku la Tiyi Padziko Lonse ndi koyamba kuti dziko la China likhazikitse bwino kukhazikitsidwa kwa chikondwerero chapadziko lonse pazaulimi, kusonyeza kuzindikira chikhalidwe cha tiyi cha China ndi mayiko onse padziko lapansi. Kuchita ntchito zamaphunziro ndi zofalitsa padziko lonse lapansi pa Meyi 21 chaka chilichonse kumathandizira kuphatikiza chikhalidwe cha tiyi cha China ndi mayiko ena, kulimbikitsa chitukuko chogwirizana chamakampani a tiyi, ndikuteteza limodzi zokonda za alimi ambiri a tiyi.