Kualitas wis dijamin banget karo ngiyataken pengawasan.Kita duwe hubungan apik karo perusahaan super ing industri, kayata daya Wuxi, mesin Yuchai, Dongfeng Cummins, Xi'an Cummins, Chongqing Cummins, German Benz(MTU), British Perkins, Swedia VOLVO, Swedish Scania, Shangchai, Tellhow Technology , Jiangsu Hengtong, Shanghai Qianneng, Shanghai Kaixun, Shanghai Marathon, Kangfu Science and Technology (original telung gelombang motor), China Sinotruk, Shanghai Fu Chuang lan ing.Supaya kanggo mesthekake sumber pas wektune lan dikarepake produk, abide dening kredit, loro pihak bisa nepaki hak lan kewajiban pamilike miturut kontrak, nuduhake keuntungan lan risiko, ora mung njaga kauntungan rega produk, nanging uga njamin kualitas produk, lan nyediakake layanan pelanggan individu, layanan aksesoris, layanan rental, supaya bisa entuk goal win-win.