diff --git a/backend/src/main.go b/backend/src/main.go
index c8cafce..790f24a 100644
--- a/backend/src/main.go
+++ b/backend/src/main.go
@@ -4,6 +4,7 @@ import (
 	"asset_assistant/db"     // 数据库相关操作包
 	"asset_assistant/logger" // 日志工具包
 	"asset_assistant/logic4country"
+	"asset_assistant/logic4exchange"
 	"asset_assistant/logic4user"
 
 	// 业务逻辑处理包
@@ -71,6 +72,16 @@ func main() {
 	}
 	zap.L().Info("✅ 国家接口注册完成")
 
+	// 注册国家接口
+	exchange := r.Group("/exchange")
+	{
+		exchange.POST("/create", logic4exchange.CreateHandler)
+		exchange.POST("/read", logic4exchange.ReadHandler)
+		exchange.POST("/update", logic4exchange.UpdateHandler)
+		exchange.POST("/delete", logic4exchange.DeleteHandler)
+	}
+	zap.L().Info("✅ 国家接口注册完成")
+
 	// 记录服务启动日志，监听80端口
 	zap.L().Info("✅ 服务启动在80端口")
 	r.Run(":80")