Purpose/Significance There are differences in the current construction mode of internet hospitals in China, and a scientifically designed technical architecture becomes a fundamental requirement as a foundation for the internet hospital system. Method/Process Based on the development requirements of the internet hospital application system of Handan Center Hospital, the paper proposes an internet hospital technical architecture based on distributed micro-service business platform and a business platform architecture mode of “large business platform, small front desk” to design the hospital business platform. Result/Conclusion This architecture can realize integrated and process-oriented transformation, and then realize the reuse of business systems in internet hospitals, reduce the issue of inconsistent data standards among multiple hospital systems. The architecture is helpful to optimize hospital resources, improve the service efficiency and system security of internet hospitals.