Farmer invents 'manned luggage', with highest speed of 20KM/H (2/4)

He Liangcai, a farmer from Changsha of central China's Hunan province, spent over ten years inventing a kind of "manned luggage" , which can carry one to two persons and run 50-60 kilometers after a charging. Its highest speed can reach 20 kilometers per hour. The new product has successfully applied for national patents. [Photo/CFP]