How to make luminous advertisements?

How to make led luminous characters in luminous advertisements? There are many kinds of led luminous characters, which can be divided into the following types: 1, and metal luminous characters: for example, the sun billboard is made of aluminum and alloy materials, with bright colors and paintable surfaces. However, with the progress of technology, metal luminous characters have gradually evolved from single metal luminous characters to multi-color luminous characters. 2. Neon luminous characters: Neon is not only a way of lighting, but also a dynamic media. Neon lights can be used indoors and outdoors. It has outstanding advantages such as strong light at night, high brightness, no pollution and ultraviolet resistance. 3. Acrylic sign: It is a stainless steel material made of acrylic board with organic dye. Rich colors can attract attention. Acrylic board can be directly pasted with red or white. Acrylic board can be made into acrylic characters.