本起重機有兩臺小車，兩小車可以同時使用，也可以單獨使用，適用于廠礦企業的車間或露天倉庫吊運長件材料(木材，紙筒，管封，棒材)。

　　Double—trolley Bridge Crane

　　With two trolleys that works simultaneously or separately，this crane is suitable to lift long materials(wood，paper tube，pipe and bar)in workshops or outdoor stores in factories and mines．

　　注：1．大車導電有角鋼和安全滑觸線兩種形式，供選擇。

　　2．操縱形式有室操(分開式和閉式)，地操和遙控三種，供選擇。

　　Notes：

　　1．Power supply for the main vehicle can be either through angle steel or safety slide wire．

　　2．Operation can be done in the cabin(open-type and closed-type)，on the ground or through remote control.