Shanghai Wansi Electronics Co., Ltd. is a high-tech company specializing in PCB board design, MCU programming,PCBA production, one-stop service,from the initial help customers customize the specific function of the circuit board design, to the purchase of components, SMT, circuit board functional testing, one-stop service, customers only need to purchase the circuit board and increase the shell can be made into products sold.Good at MCU development, including STM32 MCU, PIC, Infineon, Zhongying, Zhaoyi Innovation, etc., good at developing software based on Android, linux and other systems, good at 4G, 5G, WIFI, Bluetooth and other Internet of things applications, good at collecting terminal data and uploading it to the server, and paying attention to the public account through wechat. WEB Web access and other complete iot industrial control. Intelligent 24 AC power monitoring system, 24 DC power monitoring system, double chain motor controller, stepper motor control, instrument development, has deep experience in ammonia nitrogen detection, residual chlorine, PH, dissolved oxygen, conductivity, fluoride, negative ions, total copper, total iron, permanganate and other chemical detection instrument development, in wind speed, sulfur dioxide, Rich experience in carbon monoxide and other gas detection instruments, good at motor control, 4-20mA current processing, relay control, temperature and humidity detection, infrared human detection, LED control and other aspects have a wealth of cases