BEIJING, Sep. 6 -- A pontoon element of an engineering and chemical defense brigade under the Chinese PLA 73rd Group Army conducted a real-combat comprehensive exercise in southern Fujian province in recent days. During the exercise, the element set up a 300-meter-long pontoon bridge within 16 minutes.
 
            
         
                         
                         
                         
                         
             
             
             
             
             
             
             
            