These 4sets cranes have a lifting capacity of 10t and a span of 27m, which are used for the replacement and expansion of the original equipment in the customer's workshop. The hoisting mechanism is an MD electric wire rope hoist, with two-speed hoisting; the hoist operation adopts Schneider frequency conversion speed regulation, and the operation is stable. The trolley motor also uses Schneider inverter for speed regulation to ensure smooth operation without impact. The main beam and the end beam are all designed in European style, which is beautiful and generous.