The cultural elements of the product are extracted from the "Great Sage Remains" piano in the collection of the Forbidden City. It is a small melody sound box made of its styling characteristics. It is only necessary to adjust the high and low pitch sliding melody sound box above the sound box. It is gentle and elegant to lift the element and slowly wind the strings! In ancient times, playing the piano and music is the highest level of a gentleman's cultivation. People and music show a peaceful and honest demeanor. Put the piano flat on the table to create a kind of artistic conception that is about to play the piano to delight the body and mind. The sound of the piano integrates the oldest and most original national spirit and aesthetic taste of the Chinese nation. The four characters "Great Sage's Remains" are engraved on the top of the piano body, deeply understand the history and culture of ancient piano making!