chinese inventions By will mayo 150 exploring and traveling inprove boat cnstruction 400 compass was created the compass was created in 400. Feb 17, 618 improved bridges Feb 17, 650 printing Feb 17, 950 porcelin Feb 17, 1000 rocket Jul 20, 1092 inocilin for smallpox Apr 18, 1100 paper was created with paper was made with bark Feb 5, 8500 gun powder was created
