NG-TSWP04A is a 4-inch embedded programmable touch control screen with 720*720 resolution capacitive touch screen, which can be applied to meeting rooms, multi-function halls, training centers, exhibition centers, studios and other fields. The design architecture of one machine and dual mode makes this control screen can be used as a control host or an extended touch screen. At the same time, it supports simple list configuration programming and expert-level Java-like code programming, which can be converted to code programming at any time. It provides both Chinese and English programming software environment and help documents.