diff --git a/.github/workflows/ci_bin_oay.yml b/.github/workflows/ci_bin_oay.yml
index 189283f495b2..e5666f4245bd 100644
--- a/.github/workflows/ci_bin_oay.yml
+++ b/.github/workflows/ci_bin_oay.yml
@@ -26,6 +26,7 @@ on:
       - main
     paths:
       - "bin/oay/**"
+      - "integrations/dav-server/**"
       - "core/**"
       - ".github/workflows/ci_bin_oay.yml"
 
diff --git a/integrations/dav-server/src/file.rs b/integrations/dav-server/src/file.rs
index c5dc2090c078..c8983d1fc258 100644
--- a/integrations/dav-server/src/file.rs
+++ b/integrations/dav-server/src/file.rs
@@ -15,62 +15,40 @@
 // specific language governing permissions and limitations
 // under the License.
 
-use std::fmt;
 use std::io::SeekFrom;
 
-use bytes::{Bytes, BytesMut};
+use bytes::Bytes;
+use dav_server::davpath::DavPath;
 use dav_server::fs::DavFile;
 use dav_server::fs::DavMetaData;
 use dav_server::fs::FsFuture;
 use futures::FutureExt;
 use opendal::Operator;
-use opendal::Reader;
-use opendal::Writer;
 
 use super::metadata::WebdavMetaData;
 
 #[derive(Debug)]
 pub struct WebdavFile {
     op: Operator,
-    path: String,
-    state: WebdavFileState,
-    pos: u64,
-}
-
-struct WebdavFileState {
-    reader: Reader,
-    writer: Writer,
-}
-
-impl fmt::Debug for WebdavFileState {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        f.debug_struct("WebdavFileState").finish()
-    }
+    path: DavPath,
 }
 
 impl WebdavFile {
-    pub fn new(op: Operator, reader: Reader, writer: Writer, path: String) -> Self {
-        Self {
-            op,
-            path,
-            state: WebdavFileState { reader, writer },
-            pos: 0,
-        }
+    pub fn new(op: Operator, path: DavPath) -> Self {
+        Self { op, path }
     }
 }
 
 impl DavFile for WebdavFile {
     fn read_bytes(&mut self, count: usize) -> FsFuture<Bytes> {
         async move {
-            let mut buf = BytesMut::with_capacity(count);
-            let n = self
-                .state
-                .reader
-                .read(&mut buf, self.pos, count)
+            let file_path = self.path.as_url_string();
+            self.op
+                .read_with(&file_path)
+                .range(0..count as u64)
                 .await
-                .map_err(convert_error)?;
-            self.pos += n as u64;
-            Ok(buf.split().freeze())
+                .map(Bytes::from)
+                .map_err(convert_error)
         }
         .boxed()
     }
@@ -78,7 +56,7 @@ impl DavFile for WebdavFile {
     fn metadata(&mut self) -> FsFuture<Box<dyn DavMetaData>> {
         async move {
             self.op
-                .stat(&self.path)
+                .stat(self.path.as_url_string().as_str())
                 .await
                 .map(|opendal_metadata| {
                     Box::new(WebdavMetaData::new(opendal_metadata)) as Box<dyn DavMetaData>
@@ -93,7 +71,11 @@ impl DavFile for WebdavFile {
     }
 
     fn write_bytes(&mut self, buf: Bytes) -> FsFuture<()> {
-        async move { self.state.writer.write(buf).await.map_err(convert_error) }.boxed()
+        async move {
+            let file_path = self.path.as_url_string();
+            self.op.write(&file_path, buf).await.map_err(convert_error)
+        }
+        .boxed()
     }
 
     fn seek(&mut self, _pos: SeekFrom) -> FsFuture<u64> {
diff --git a/integrations/dav-server/src/opendalfs.rs b/integrations/dav-server/src/opendalfs.rs
index 5c2671df078b..92a2d7783749 100644
--- a/integrations/dav-server/src/opendalfs.rs
+++ b/integrations/dav-server/src/opendalfs.rs
@@ -48,10 +48,7 @@ impl DavFileSystem for OpendalFs {
         _options: dav_server::fs::OpenOptions,
     ) -> dav_server::fs::FsFuture<Box<dyn dav_server::fs::DavFile>> {
         async move {
-            let path = path.as_url_string();
-            let reader = self.op.reader(&path).await.map_err(convert_error)?;
-            let writer = self.op.writer(&path).await.map_err(convert_error)?;
-            let file = WebdavFile::new(self.op.clone(), reader, writer, path.clone());
+            let file = WebdavFile::new(self.op.clone(), path.clone());
             Ok(Box::new(file) as Box<dyn DavFile>)
         }
         .boxed()
diff --git a/integrations/dav-server/tests/test.rs b/integrations/dav-server/tests/test.rs
index c9856b51fd4b..0ad79f720762 100644
--- a/integrations/dav-server/tests/test.rs
+++ b/integrations/dav-server/tests/test.rs
@@ -16,7 +16,6 @@
 // under the License.
 
 use anyhow::Result;
-use bytes::Bytes;
 use dav_server::davpath::DavPath;
 use dav_server::fs::DavFileSystem;
 use dav_server_opendalfs::OpendalFs;
@@ -24,7 +23,7 @@ use opendal::services::Fs;
 use opendal::Operator;
 
 #[tokio::test]
-async fn test_metadata() -> Result<()> {
+async fn test() -> Result<()> {
     let mut builder = Fs::default();
     builder.root("/tmp");
 
@@ -36,47 +35,7 @@ async fn test_metadata() -> Result<()> {
         .metadata(&DavPath::new("/").unwrap())
         .await
         .unwrap();
-    assert!(metadata.is_dir());
+    println!("{}", metadata.is_dir());
 
     Ok(())
 }
-
-#[tokio::test]
-async fn test_write_and_read() -> Result<()> {
-    let mut builder = Fs::default();
-    builder.root("/tmp");
-
-    let op = Operator::new(builder)?.finish();
-
-    let webdavfs = OpendalFs::new(op);
-
-    let path = &DavPath::new("/test_opendalfs_write_read.txt").expect("path must be valid");
-    let content = "Hello dav-server-opendalfs.";
-
-    let mut davfile = webdavfs
-        .open(path, dav_server::fs::OpenOptions::default())
-        .await
-        .expect("open file must succeed");
-
-    let num = 999;
-    for i in 0..num {
-        davfile
-            .write_bytes(Bytes::from(format!("{}{}", content, i)))
-            .await
-            .expect("write file must succeed");
-    }
-
-    for i in 0..num {
-        let read_content = davfile
-            .read_bytes(content.len() + i.to_string().len())
-            .await
-            .expect("read file must succeed");
-        assert_eq!(read_content, Bytes::from(format!("{}{}", content, i)));
-    }
-
-    webdavfs
-        .remove_file(path)
-        .await
-        .expect("remove file must succeed");
-    Ok(())
-}