Tinplate‘s surface is coated with a layer of tin tin, so it is not easy to rust, which is known as tinned iron.For a long time Coated steel in China  is called tinplate. It is said that the tin plate for manufacturing cans are  imported from Macau (English names Macao as tinplate), so it is called” tinplate”. Another saying is that  in the past Chinese manufactured kerosene lamp with this tin plate, which shaped like horses mouth, so it is called “tinplate”. In fact, ‘tinplate” is inaccurate. Therefore, in Chinese  tin plate Conference in 1973, horse mouth steel is renamed as tinplate.