· From the 1050 model（40.5"）to the 5000（200"）.
· Three beam motion types: vertical tilt-back; vertical, slide-back; completely vertical.
· Heating methods: platen and steam dome?
· Central body types: B、C、RIB; ring seat structure include integral type and welded type.
· Loader drive approaches: chain drive; hydraulic drive; screw drive.
· Loader claws: long; short; median.
· Unloader: vertical upward tilting; sickle; wishbone.
· The centring of manipulator and central body uses a guide thimble that comes in three types.
· Flipping forms of post-inflation beam: electric; and hydraulic.
