Complex sentence: In the tradition of Chinese culture, dragon is believed to be the king of all insects and at same time, it is also believed to be in charge of bringing rains, and both of these are important factors in ancient agricultural society.
Split into simpler sentences: In the tradition of Chinese culture, the dragon is believed to be the king of all insects and at same time. It is also believed to be in charge of bringing rains, and both of these are important factors in ancient agricultural society.