Are you talking about ancient times or modern times? There are still many inventors in modern China, whether from official and private research institutions or private individuals. Many people apply for patents every year, and some even make money specifically by helping others apply for patents.
When it comes to ancient China, there are very few inventors. Especially compared with the industrial revolution era in the West, our country is simply an era of stagnation. This is different from the ancient Chinese imperial examinations. The idea that low-grade people only have good education is closely related to it. In ancient China, craftsmen were always looked down upon. Handicrafts were low-ranking and underground. In addition, there were no laws related to patent protection in ancient China, and the inventions and creations of craftsmen were not protected. , it can only be passed down through the family. This is the so-called passing on from male to female, from within to outside. Many handicraft techniques are often gradually lost in such secret inheritance.