When you change your own oil, you know that you are putting quality oil in your LS460 and that the filter is being changed too. Most importantly, you get a chance to look around under your LS460 for potential trouble spots.
Home / Great Wall / History / Qin Dynasty. The Great Wall of the Qin Dynasty (221BC-207 BC) was built during the reign of Emperor Qin Shi Huang, along the country's northern border to prevent the invasion of Huns. In 221BC, Emperor Qin Shi Huang unified China for the first time after annexing six states.
Read more about the Great Wall of the Qin Dynasty. The Great Wall Was Built By Several Dynasties The Great Wall was first built by three warring states, then extended and rebuilt by at least six dynasties, and has been restored as a tourist attraction by the Chinese government. The following table shows who built the Great Wall and when.