The earliest single car was invented by the French. It was called the Trojan horse. It has no transmission system, slid on the ground by two feet, and can reach up to 20 kilometers per hour. Then Scotsman Pierre invented the bicycle with the front wheel with the pedal. The first modern bicycle appeared in Britain in the late nineteenth Century and was brought to China by the missionaries. At present, the bicycle is the most popular in the flat Holland. China is the kingdom of bicycles. According to statistics, there are about five hundred million bicycles in China.