As the wave of digital transformation sweeps the world,enterprises are facing unprecedented challenges and opportunities.In the context of digital transformation,the construction of integrated application systems is an indispensable part of the digital transformation strategy of enterprises.The core of the integrated application system built on the basis of the micro-service architecture is to realize the automation,intelligence and personalization of business processes through integration,process simplification and digital processing,so as to reduce manpower and material resources and optimize the utilisation of resources.Through the application of the integrated application system,it will bring higher efficiency and better customer satisfaction to the enterprise,and promote the sustainable and good development of the enterprise.