The interconnection of privacy computing helps to promote the efficient and orderly flow of data elements,and the realization of interconnection can broaden the application boundary of privacy computing.The integration and development of privacy computing technology can realize the optimal output of technology and the efficient expression of technical advantages.The open ecosystem is the future development trend,and it is necessary to break down the barriers of technology application and promote the interconnection between cross-technology platforms.Interconnection is planned and implemented in stages,focusing on building privacy computing capabilities such as versatility,scalability,and interconnection.