Yangdong Co., Ltd., ishami ry’Ubushinwa YITUO Group Co., Ltd., ni isosiyete y’imigabane izobereye mu bushakashatsi no guteza imbere moteri ya mazutu n’ibicuruzwa by’imodoka, ndetse n’ikigo cy’igihugu cy’ikoranabuhanga rikomeye.
Mu 1984, isosiyete yakoze neza moteri ya mbere ya 480 ya mazutu mu Bushinwa.Nyuma yimyaka irenga 20 yiterambere, ubu nimwe murwego runini runini rwa moteri ya mazutu ikora moteri ifite ubwoko bwinshi, ibisobanuro hamwe nubunini mubushinwa.Ifite ubushobozi bwo gukora moteri ya mazutu 300000 ya mazutu buri mwaka.Hariho ubwoko burenga 20 bwa moteri yibanze ya moteri ya mazutu, hamwe na diameter ya silinderi ya 80-110mm, kwimura 1.3-4.3l hamwe no gukwirakwiza amashanyarazi ya 10-150kw.Twasoje neza ubushakashatsi niterambere ryibicuruzwa bya moteri ya mazutu byujuje ibisabwa n’amabwiriza y’ibyuka byoherezwa mu kirere cya Euro III na Euro IV, kandi dufite uburenganzira bw’umutungo bwite w’ubwenge wigenga.Lift ya mazutu ifite imbaraga zikomeye, imikorere yizewe, ubukungu nigihe kirekire, kunyeganyega gake n urusaku ruke, byahindutse imbaraga zikunzwe kubakiriya benshi.
Isosiyete yatsinze ISO9001 ibyemezo byubuziranenge mpuzamahanga na ISO / TS16949 ibyemezo bya sisitemu nziza.Moteri ntoya ya moteri ifite moteri ya mazutu yabonye icyemezo cyigihugu cyo kugenzura ibicuruzwa byujuje ubuziranenge, kandi ibicuruzwa bimwe na bimwe byabonye icyemezo cya EPA II cya Amerika.