Chain conveyor can meet the requirements of the beverage labeling, filling and cleaning equipment of single delivery, also can make separate into multiple columns, and to walk slowly, resulting in storage capacity to meet the sterilization machine, storage bottle, bottle of cold machine, a large number of feeding requirements, we can will be two chain plate transport send machine head and tail made of overlapping type of mixed chain and make the bottle body is in a dynamic state of over, the conveying line not stranded in the bottle, can meet the empty bottle and bottle pressure and non pressure conveying.