What is four great inventions of ancient china?
Among the four great inventions, the compass appeared earliest, and its predecessor was Sina. According to ancient mine records, it first appeared in Cishan area of Hebei Province during the Warring States Period. Papermaking is an outstanding invention in the history of human civilization. Together with movable type printing, it has promoted the circulation and spread of world civilization. Although the inventor of gunpowder was China, it was the western countries that applied gunpowder to the battlefield. The four great inventions are a series of glorious footprints left by China's ancient ancestors to the world, which have made great contributions to the progress of human civilization.