Shantui BULK zida zazing'ono zamatani zidatumizidwa padoko posachedwa ndipo zidzatumizidwa kumsika waku West Africa.Gulu la zida zathunthu izi zikuphatikiza #roller, #grader, #excavator, etc.
Pamene gulu la zidali likulowa kumsika waku West Africa, lilimbikitsa chitukuko chaulimi m'maiko akumeneko.