1. Ile-iṣẹ YIKANG ṣe amọja ni iṣelọpọ titọpa abẹlẹ ati awọn ẹya ara rẹ fun ẹrọ crawler fun ọdun 18.
2. Track rola, sprocket, oke rola, iwaju idler ati roba orin.
3. MST300,MST800,MST1500,MST2200
4. Eleyi rola jije fun Morooka MST2200 ikoledanu undercarriage.