diff --git a/src/transport.rs b/src/transport.rs
index 2550660..f2efb1b 100644
--- a/src/transport.rs
+++ b/src/transport.rs
@@ -3,8 +3,11 @@ use crate::crypto::PublicKey;
 
 #[cfg(feature = "std")]
 use crate::way::Way;
+
 #[cfg(feature = "std")]
 use std::thread;
+#[cfg(feature = "std")]
+use std::sync::{Arc, Mutex};
 
 use alloc::vec::Vec;
 use alloc::boxed::Box;
@@ -14,8 +17,8 @@ pub struct Transport {}
 
 #[cfg(feature = "std")]
 pub struct Transport {
-    ways: Vec<Box<dyn Way + Send>>,
-    msg_pool: Vec<Message>,
+    pub ways: Vec<Box<dyn Way + Send + Sync>>,
+    pub msg_pool: Vec<Message>,
 }
 
 #[cfg(not(feature = "std"))]
@@ -36,7 +39,7 @@ impl Transport {
 #[cfg(feature = "std")]
 impl Transport {
     pub fn new() -> Self {
-        let transport = Self { ways: Vec::<Box<dyn Way + Send>>::new(), msg_pool: Vec::<Message>::new() };
+        let transport = Self { ways: Vec::<Box<dyn Way + Send + Sync>>::new(), msg_pool: Vec::<Message>::new() };
         transport
     }
 
@@ -52,7 +55,8 @@ impl Transport {
                       &crate::crypto::Keys::gen()), PublicKey { key: [1u8; 32] })
     }
 
-    fn receive_through_way_in_loop_and_add_in_pool(&mut self, way: &mut Box<dyn Way + Send>) {
+    fn way_receiving_loop(&mut self, i: i32) {
+        let way = &self.ways[i as usize];
         loop {
             let mut msg = way.receive();
             self.msg_pool.push(msg);
@@ -60,8 +64,13 @@ impl Transport {
     }
 
     fn start_receiving_thread(&'static mut self) {
-        thread::spawn(|| {
-            self.receive_through_way_in_loop_and_add_in_pool(&mut self.ways[0]);
-        });
+        let way_num = self.ways.len();
+        let transport = Arc::new(Mutex::new(self));
+        for way in 0..way_num {
+            let current = transport.clone();
+            thread::spawn(move || {
+                current.lock().unwrap().way_receiving_loop(way as i32);
+            });
+        }
     }
 }