Yangdong Co., Ltd., wocheperapo wa China YITUO Group Co., Ltd., ndi olowa-sitoko kampani okhazikika mu kafukufuku ndi chitukuko cha injini dizilo ndi kupanga mbali magalimoto, komanso dziko ntchito zapamwamba zamakono.
Mu 1984, kampani bwinobwino anayamba woyamba 480 injini dizilo magalimoto ku China.Pambuyo pazaka zoposa 20 zachitukuko, tsopano ndi imodzi mwazitsulo zazikulu kwambiri zopangira injini za dizilo zambiri zamitundumitundu, mawonekedwe ndi masikelo ku China.Ili ndi mphamvu yopanga injini za dizilo zokwana 300000 zamitundu yambiri pachaka.Pali mitundu yopitilira 20 ya injini za dizilo zoyambira Mipikisano yamphamvu, ndi m'mimba mwake 80-110mm, kusamuka kwa 1.3-4.3l ndi kuphimba mphamvu 10-150kw.Tamaliza bwinobwino kafukufuku ndi chitukuko cha zinthu za injini ya dizilo zomwe zikugwirizana ndi malamulo a Euro III ndi Euro IV, ndipo tili ndi ufulu wodziyimira pawokha wazinthu zaluso.Kwezani injini ya dizilo yokhala ndi mphamvu zolimba, magwiridwe antchito odalirika, chuma komanso kulimba, kugwedezeka kochepa komanso phokoso lotsika, yakhala mphamvu yomwe makasitomala ambiri amawakonda.
Kampaniyo yadutsa chiphaso cha ISO9001 chapadziko lonse lapansi komanso chiphaso cha ISO / TS16949.Injini ya dizilo yaying'ono yoboola ma cylinder multi cylinder yapeza chiphaso chapadziko lonse choyang'anira zinthu, ndipo zinthu zina zapeza chiphaso cha EPA II ku United States.