Onani zamasamba obiriwira obiriwira ku Ningan, m'chigawo cha Heilongjiang, chomwe chikuwoneka ngati mwala wapangodya waulimi wapamwamba kwambiri. Ndi malo obiriwira pafupifupi 40,000, kuphatikiza 4,000 omwe amalima zipatso ndi ndiwo zamasamba, derali limapanga zokolola zokwana 136,000 pachaka, zomwe zimathandizira kutukuka kwanuko komanso misika yapadziko lonse lapansi.
Kumayambiriro kwa masika, malo obiriwira obiriwira a ku Ningan, m'chigawo cha Heilongjiang, amakhala ndi moyo chifukwa zipatso ndi ndiwo zamasamba zikukula m'midzi yawo. Kwa zaka zambiri, Ningan yagwiritsa ntchito malonda ake a masamba owonjezera kutentha monga gawo lofunikira pazaulimi, ndikusinthira kuzinthu zabwino kwambiri. Pakali pano pali malo obiriwira okwana 40,000 m'derali, omwe 4,000 amadzipereka kulima zipatso ndi ndiwo zamasamba. Derali limatulutsa zokolola zabwino zokwana matani 136,000 pachaka, zomwe zimakhutiritsa misika yapakhomo ndi yakunja komanso kuchulukitsa ndalama za alimi akumeneko.
Nkhani yachipambano yamakampani owonjezera kutentha ku Ningan imakhala ngati chiyembekezo kwa anthu aulimi, kuwonetsa kuthekera kwakukula kokhazikika komanso chitukuko chachuma m'gawoli. Pomwe kufunikira kwa zinthu zamtengo wapatali kukukulirakulira, zoyeserera ngati zomwe zachitika ku Ninana zikuwonetsa kufunikira kwazinthu zatsopano komanso chitukuko chaukadaulo paulimi wamakono. Ndi kudzipereka kuchita bwino komanso kuyang'ana kwambiri machitidwe oyendetsedwa ndi msika, Ningan akuwonetsa mphamvu yosinthira yabizinesi yaulimi poyendetsa kukonzanso kumidzi ndikuwongolera moyo.
Ningan sanangowonjezera zokolola zaulimi, komanso adatsegula njira yoti alimi am'deralo azikhala ndi moyo wabwino. Pamene zigawo zina zikufuna kutengera kupambana kumeneku, nkhani ya Ning'an ikupereka umboni wa kusintha kwa njira zaulimi zomwe zikuthandizira chitukuko chokhazikika komanso kukonzanso kumidzi.