古代科技篇 Ancient Science and Technology
China is one of the four ancient civilizations. In a relatively long historical period, its achievements in the fields of science and technology were advanced. The invention of the first seismograph, accurate calculation of pi in mathematics, creation of the first astronomical instrument, etc. were all centuries ahead of the West. Ancient China's four great inventions (the compass, gunpowder, papermaking and printing), advanced agricultural science and technology, water conservancyprojects enjoying worldwide prestige, profound traditional Chinese medical science and traditional Chinese medicine were among many proud achievements.