Dongchen produces one-stop service for snap dome and snap dome stickers.
The working principle of light guide filmThe light guide film is an optical film used to change the direction of light, improve the brightness of the panel, and ensure the uniformity of the panel brightness. It turns a point light source into a surface light source. Its main working principle is to
Metal dome is a small button that is indispensable in our lives today. For example, metal dome is needed on mobile phone buttons. It will appear in different forms on different types of products. For example, it can be applied to mobile phones with double-layer stickers on mobile phones. Each requir
