1. Color: changing the current can change color, and the punching luminous character lamp bead can be used to adjust the energy band structure and band gap of the material through chemical modification, so as to achieve multi-color luminescence of red, yellow, green, blue and orange. If the LED is red when the current is low, it can turn orange, yellow and then green with the increase of the current.

Acrylic luminous word: acrylic luminous word products include a wide range of blister words, blister light boxes, full-body luminous word, etc., accounting for a total market share of 13.6%.