This semi-auto vacuum packaging machinery includes DT series elevator,CJS2000 vibration weighing machine,semi-auto vacuum machin packing weight150-2000gpacking accuracy0.2% ... bucket elevator, CJS2000 series weighing machine, VFS5000F vertical packaging machine, ZB1000 vacuum machine, and product conveyor and so on. According ... used in all kinds of beans. ZB500B SEMI-AUTO VACUUM PACKAGING MACHINERY