主營：日立EX120-5挖掘機駕駛室、日立EX120-5行走馬達、日立EX120-5液壓泵、日立EX120-5主閥、日立EX120-5回轉支撐、日立EX120-5電腦板、日立EX120-5顯示屏、日立EX120-5挖機座椅、日立EX120-5發動機四配套、日立EX120-5大修包、日立EX120-5液壓配件、日立EX120-5溢流閥、日立EX120-5操縱桿、日立EX120-5修理包、日立EX120-5缸套、日立EX120-5活塞、日立EX120-5大修包、日立EX120-5大小瓦、日立EX120-5止推片、日立EX120-5凸輪軸、日立EX120-5凸輪軸瓦、日立EX120-5新舊缸體/缸蓋、日立EX120-5曲軸、日立EX120-5連桿、日立EX120-5油門馬達、日立EX120-5邊蓋、日立EX120-5機油散熱器芯、日立EX120-5主副炮、日立EX120-5空調面板、日立EX120-5全車側門、日立EX120-5內飾件、日立EX120-5機濾、日立EX120-5液壓濾、日立EX120-5啟動馬達、日立EX120-5空調壓縮機總成、日立EX120-5雨刷器總成、日立EX120-5雨刷馬達總成、日立EX120-5渦輪增壓器、日立EX120-5電瓶箱、日立EX120-5全車玻璃、日立EX120-5發動機罩、日立EX120-5液壓蓋、日立EX120-5油散、日立EX120-5水箱，日立EX120-5發動機總成、日立EX120-5挖斗、日立EX120-5油缸，日立EX120-5驅動齒、日立EX120-5托帶輪、日立EX120-5鏈條、日立EX120-5履帶板、日立EX120-5銷軸、襯套、日立EX120-5引導輪、半軸、日立EX120-5行走馬達總成、日立EX120-5回轉馬達總成、多路閥總成、日立EX120-5液壓泵總成、日立EX120-5發動機總成、日立EX120-5旋轉泵總成、日立EX120-5行走減速機、日立EX120-5行星齒輪、日立EX120-5牙箱、日立EX120-5軸承、日立EX120-5分配閥、日立EX120-5多路閥、日立EX120-5泵膽、日立EX120-5配油盤、日立EX120-5缸體、日立EX120-5柱塞、日立EX120-5驅動軸/傳動軸、日立EX120-5連軸器、日立EX120-5回程盤、日立EX120-5止推板、日立EX120-5殼體、日立EX120-5提升器、日立EX120-5液壓油缸（鏟斗、動臂、斗桿油缸總成），缸體、缸蓋、油底殼、偏心軸、缸套組件、四配套、發動機大修件。