Warshad Daawaynta Dhamaystiran ee Beijing Dongcun waa warshadda daawaynta qashinka ee degmada ee ugu horreysa ee Shiinaha oo leh "teknoolojiyadda daweynta halsano ee qashinka anaerobic ee jirka" oo ah jirka ugu muhiimsan. Mashruuca kala soocidda Dongcun inta badan waxaa ka mid ah hababka kala-soocidda iyo dib-u-warshadaynta, hababka abuuritaanka gaaska anaerobic, iwm., si qashinka qashinka looga dhigo mid aan waxyeello lahayn oo faa'iido leh. Mashruuca daaweynta bullaacadaha, waxaan isticmaalnaa qulqulo badan oo elektromagnetic ah oo shirkadeena ah, kuwaas oo inta badan loo adeegsado la socodka socodka socodka geeddi-socod kasta ee warshadda nadiifinta wasakhda.
