One famous invention we use every day is paper. Paper was invented around 100 BC and replaced silk as a writing material as it was a cheaper alternative and even the peasants could afford to buy the paper as well which there was more communication outside of the small villages. Paper was originally made by mixing rags, fishing nets, bark and rope into a watery solution which was crushed to a pulp. This was how paper was made originally. Some of the things paper would be used for was umbrellas, money and wallpaper.
Another invention that was made by China was gunpowder. The Chinese accidentally came across gunpowder when trying