Pangani makina odulira nsalu apamwamba kwambiri. Perekani ntchito yoluka nsalu padziko lonse lapansi. - Yongjin Machinery
Chida choluka singano , dzina la sayansi loluka makina oluka ozungulira (kapena otchedwa makina oluka ozungulira). Chifukwa cha kuchuluka kwa makina oluka ozungulira (otchedwa kuchuluka kwa chakudya cha ulusi mu bizinesi, kuchuluka kwa mizere mwachidule) ya makina oluka ozungulira, liwiro lalikulu, kutulutsa kwakukulu, kusintha kwa kapangidwe mwachangu, khalidwe labwino la zipangizo, njira zochepa, komanso kusinthasintha kwamphamvu kwa zinthu, yapangidwa bwino kwambiri komanso mwachangu. Zigawo zoluka singano zomwe Yongjin amagwiritsa ntchito ndi zapamwamba kwambiri. Tili ndi zaka zambiri zokumana nazo popanga makina oluka singano othamanga kwambiri ndipo ndife opanga ndi ogulitsa makina oluka singano okwera mtengo kwambiri. Makina oboola singano ndi otsika mtengo, ogwira ntchito bwino kwambiri, otsika mtengo wokonza, ndi mnzanu wabwino woluka, takulandirani kuti mukafunse.