diff --git a/tcp_server/src/main.rs b/tcp_server/src/main.rs
index 4dd1328..1f16779 100644
--- a/tcp_server/src/main.rs
+++ b/tcp_server/src/main.rs
@@ -15,8 +15,8 @@ struct InstrumentInfo {
     name: String,
     instrumentcode: String,
     informationid: i32,
-    specification: String,
-    remark: String,
+    specification: Option<String>,
+    remark: Option<String>,
 }
 
 #[derive(Debug, Deserialize)]
@@ -1216,18 +1216,22 @@ async fn handle_client(socket: &mut TcpStream, client: &tokio_postgres::Client)
                 if let Some(data_str) = json.get("data").and_then(|v| v.as_str()) {
                     match table_name {
                         "hy_instrument" => {
-                            if let Ok(info) = serde_json::from_str::<InstrumentInfo>(data_str) {
-                                println!("接收到仪器信息: {:?}", info);
-                                match insert_instrument(client, &info).await {
-                                    Ok(_) => true,
-                                    Err(e) => {
-                                        eprintln!("插入仪器信息失败: {}", e);
-                                        false
+                            println!("解析仪器数据: {}", data_str);
+                            match serde_json::from_str::<InstrumentInfo>(data_str) {
+                                Ok(info) => {
+                                    println!("接收到仪器信息: {:?}", info);
+                                    match insert_instrument(client, &info).await {
+                                        Ok(_) => true,
+                                        Err(e) => {
+                                            eprintln!("插入仪器信息失败: {}", e);
+                                            false
+                                        }
                                     }
+                                },
+                                Err(e) => {
+                                    eprintln!("解析仪器信息失败: {}", e);
+                                    false
                                 }
-                            } else {
-                                eprintln!("解析仪器信息失败");
-                                false
                             }
                         },
                         "hy_information" => {