public void TopicSendMsg() { var send_msg = new NewOrderMessage { CreatedTime = DateTime.Now, OrderNum = "22222", PayType = 1, Price = 100M, ProductCode = 1, Source = Guid.NewGuid().ToString(), routeKey = "com.mq.rabbit.order"//这个根据自己定义,路由键,客户端消费需要订阅,匹配这个路由键才可以消费到。 }; rabbitMQProducer.TopicSend(send_msg); }