National first-class cultural relics.The car is 93 cm high, full length of 200 cm, wooden wheel diameter 85 cm, handlebar width 113 cm, wood, in the top of the ridge of the car has a deep 10 cm back end, diameter of 1.3 cm round hole, used for information.1937-1946, Chang Xilun as my party underground traffic officers, responsible for Guangrao to Shouguang, Qingzhou and other places of information transmission work, he to push dung as cover, for my party to pass superior documents and instructions, made a contribution to the cause of our party.On June 29,1983, Dingzhuang Township (now Dingzhuang Town) will donate the car to the country.It is now stored in the Dongying City History Museum.