亚洲爆乳无码精品aaa片蜜桃,强睡邻居人妻中文字幕,国产精品色情国产三级金瓶双艳,欧美在线精品一区二区三区不卡

COB (Chip-on-Board) products are one of the traditional structures of LCD display modules;

It contains PCBA (LCD driving chip on PCB), and generally includes PCBA, LCD, iron frame plus rubber or zeraite paper or PIN connection, back light writing, can be displayed in the current segment, character, dot matrix graphics class