diff --git a/tcp_server/src/main.rs b/tcp_server/src/main.rs
index 980dc9d..1a89bbd 100644
--- a/tcp_server/src/main.rs
+++ b/tcp_server/src/main.rs
@@ -11,12 +11,12 @@ use rust_decimal::Decimal;
 #[derive(Debug, Serialize, Deserialize)]
 struct InstrumentInfo {
     id: i32,
-    informationid: i32,
-    instrumentcode: String,
-    laboratoryid: i32,
+    laboratoryid: Option<i32>,
     name: String,
-    remark: String,
+    instrumentcode: String,
+    informationid: i32,
     specification: String,
+    remark: String,
 }
 
 #[derive(Debug, Deserialize)]
diff --git a/tcp_server/target/debug/tcp_server.exe b/tcp_server/target/debug/tcp_server.exe
index f679b3c..7abafbc 100644
Binary files a/tcp_server/target/debug/tcp_server.exe and b/tcp_server/target/debug/tcp_server.exe differ
diff --git a/tcp_server/target/debug/tcp_server.pdb b/tcp_server/target/debug/tcp_server.pdb
index 0e13c81..f27c5f2 100644
Binary files a/tcp_server/target/debug/tcp_server.pdb and b/tcp_server/target/debug/tcp_server.pdb differ