Multi-network integration system

The invention provides a multi-network integration system, which is capable of integrating more networks together effectively and intelligently. The multi-network integration system comprises an intelligent exchange (1), a mobile communication network (2), a telecommunication network (3), an Internet (4), a broadcast network (5), a smart phone (8) and an intelligent computer (9), wherein the mobile communication network (2), the telecommunication network (3), the Internet (4), the broadcast network (5), the smart phone (8) and the intelligent computer (9) are all electrically connected to the intelligent exchange (1); the intelligent exchange (1) is used for switching and interchanging data in each network; the smart phone (8) and the intelligent computer (9) are used for sending a command to the intelligent exchange (1).