1. Inkampani ye-Yijiang igxile ekukhiqizeni amarola eMorooka iminyaka engu-18. Ama-rollers enziwe ngezinga eliphezulu kakhulu;
2. Singahlinzeka ngezingxenye ze-chassis ye-Morooka, okuhlanganisa i-track bottom roller, i-idler yangaphambili, i-sprocket, i-.top roller kanye nethrekhi yerabha / yensimbi;
3. Imikhiqizo yethu ithunyelwa eYurophu nase-USA, futhi ikhwalithi iye yaqashelwa ngokugcwele ngamakhasimende