auto assemble造句

• It mainly involves in the production and sales business of dongfeng brand h & mdt , spv , buses , bus chassis , key auto assembles ( such as engine , cabin , frame , etc ) , casting and forging
  主要业务为东风品牌的中重型载货汽车、专用车、客车、客车底盘及发动机、驾驶室、车架等总成零部件与铸锻毛坯件的生产与销售。