Update README.md

README.md

 # Train Ticket：A Benchmark Microservice System
 # <img src="./image/logo.png">
 
-源代码github链接：https://github.com/NetManAIOps/TraceAnomaly
+源代码github链接：https://github.com/FudanSELab/train-ticket
 
 The project is a train ticket booking system based on microservice architecture which contains 41 microservices. The programming languages and frameworks it used are as below.
 - Java - Spring Boot, Spring Cloud