If you do business now, you can find products with market prospects or choose your favorite industry. Only by making work interesting can you develop better in this industry. You can also attend more entrepreneurship meetings and you may find good products. Last time I saw a wall painting product in the building materials market, it was quite fresh. It uses a template and diatom mud pigment to print a picture on the wall, which is particularly beautiful, and the picture is also very textured and easy to construct. This is the real situation.