What are the common reasons for the use of LED injection molding modules and blister characters today?

Walking into the streets and alleys and looking up, most of the signs and plaques are made of blister characters. What is the common reason for the use of blister characters?

1570 次查看 LED注塑模组 吸塑字

en.sunlite-led.com/article/detail/232.html         2022-05-28