On September 19, 2025, the China International Consumer Electronics Expo kicked off in Qingdao. At this grand event, GuoXin Technology proudly presented its self-developed edge-side AI MCU chip, the CCR4001S. This innovative chip has made a significant breakthrough by being successfully adopted in the next-generation commercial air conditioner industry. In the traditional air - conditioning systems, problems like high energy consumption and lack of precise control have long been a headache. However, the introduction of the CCR4001S chip is set to change the game. It effectively transforms air - conditioning systems into veritable energy - saving experts. By optimizing the operation of air conditioners, it not only tackles the issues of excessive energy use but also enhances control precision. As a result, it significantly boosts energy efficiency and greatly improves the overall user experience.