30T Electric Handling Cart Bay To Bay On Rail. 1. Introduction of Electric Handling Cart. PERFECT's transfer carts, also known as cross flat cart, transfer trolley,electric flat cart, have advantages as simple structure, easy operation and maintenance,large load capacity and so on,with which these transfer carts are widelyCustom in machine manufacturing and metallurgical factory matching up with lift cranes to transport heavy objects warehouse across.The rail transfer carts are suitable for