Core Viewpoint - Guoxin Technology (688262.SH) has successfully achieved mass production and shipment of its AI MCU chip CCR4001S in the commercial air conditioning sector, indicating positive market progress and efforts to scale up sales [1] Group 1 - The AI MCU chip CCR4001S is now in mass production for the commercial air conditioning market [1] - The company is actively working to promote larger scale sales of the CCR4001S chip [1]