Single Suspending Point Mode A: the single suspending point is jointed with crane hook or suspension beam
Single Suspending Point Mode AI: the single suspending point is jointed with crane hook or suspension beam
Single Suspending Point Mode AII: the single suspending point is jointed with crane hook or suspension beam
Single Suspending Point Mode AII: the single suspending point is jointed with crane hook or suspension beam
Double Suspending Points Mode CI: the double suspending points are jointed with crane hook or suspension beam.
Double Suspending Points Mode CI: the double suspending points are jointed with crane hook or suspension beam.
Four Suspending Points Mode DI: the four suspending points are jointed with crane hook or suspension beam.
Four Suspending Points Mode DI: the four suspending points are jointed with crane hook or suspension beam.