... bridge type ,gantry type hoist cranes ,also in hoist crane series. SQJ7-3 is the heatpreservation type ,and is suitable for the ... in the cab includes :cam controller ,master controller ,hoist crane control bench,illumination box ,and electrical fan.This product has ... in the cab includes :cam controller ,master controller ,hoist crane control bench,illumination box ,and electrical fan.This product has ...