The invention of the toilet seat was called a great invention, which solved the many problems of people. Later, it gradually evolved into the use of siphons, spiral siphons, and now the latest jet siphon and super-swirl siphons. Some people think that the toilet is the source of all evil, because it consumes a lot of domestic water. There are many types of toilets, which are separate and conjoined. With the development of technology, there have been many novel varieties.
According to the matching method of the toilet lid, it can also be divided into an ordinary toilet and a smart toilet. The intelligent toilet seat can be further divided into an automatic changing set of intelligent toilets and a non-automatic changing set of toilets, the former including different types of automatic changing sets and washing, automatic changing sets of washing and drying.