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. Yi oke rola jije fun Morooka idalenu ikoledanu MST2200 / MST1500.