diff --git a/Cargo.lock b/Cargo.lock
index e1430bc49..6c41b4507 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -283,6 +283,7 @@ dependencies = [
  "utils",
  "xline",
  "xline-client",
+ "xline-test-utils",
 ]
 
 [[package]]
diff --git a/benchmark/Cargo.toml b/benchmark/Cargo.toml
index acc17e80c..817306fe0 100644
--- a/benchmark/Cargo.toml
+++ b/benchmark/Cargo.toml
@@ -26,3 +26,4 @@ tracing-subscriber = "0.3.1"
 utils = { path = "../utils", version = "0.1.0" }
 xline = { path = "../xline" }
 xline-client = { path = "../xline-client" }
+xline-test-utils = { path = "../xline-test-utils" }
diff --git a/benchmark/src/bench_client.rs b/benchmark/src/bench_client.rs
index e3a511c91..850ffc41a 100644
--- a/benchmark/src/bench_client.rs
+++ b/benchmark/src/bench_client.rs
@@ -6,7 +6,7 @@ use thiserror::Error;
 use xline::server::Command;
 use xline_client::{
     error::XlineClientError as ClientError,
-    types::kv::{PutRequest, PutResponse},
+    types::kv::{PutRequest, PutResponse, RangeRequest, RangeResponse},
     Client, ClientOptions,
 };
 
@@ -22,16 +22,30 @@ pub(crate) enum BenchClientError {
     XlineError(#[from] ClientError<Command>),
 }
 
+/// The KV client enum used in benchmark
+pub(crate) enum KVClient {
+    /// Xline client
+    Xline(Client),
+    /// Etcd client
+    Etcd(EtcdClient),
+}
+
+impl Debug for KVClient {
+    #[inline]
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match *self {
+            KVClient::Xline(ref client) => write!(f, "Xline({client:?})"),
+            KVClient::Etcd(ref _client) => write!(f, "Etcd"),
+        }
+    }
+}
+
 /// Benchmark client
 pub(crate) struct BenchClient {
     /// Name of the client
     name: String,
-    /// etcd client
-    etcd_client: EtcdClient,
-    /// xline client
-    xline_client: Client,
-    /// Use xline client to send requests when true
-    use_curp_client: bool,
+    /// KV client instance
+    kv_client: KVClient,
 }
 
 impl Debug for BenchClient {
@@ -39,8 +53,7 @@ impl Debug for BenchClient {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         f.debug_struct("Client")
             .field("name", &self.name)
-            .field("use_curp_client", &self.use_curp_client)
-            .field("xline_client", &self.xline_client)
+            .field("kv_client", &self.kv_client)
             .finish()
     }
 }
@@ -73,12 +86,12 @@ impl BenchClient {
         config: ClientOptions,
     ) -> Result<Self> {
         let name = String::from("client");
-        Ok(Self {
-            name,
-            etcd_client: EtcdClient::connect(addrs.clone(), None).await?,
-            xline_client: Client::connect(addrs, config).await?,
-            use_curp_client,
-        })
+        let kv_client = if use_curp_client {
+            KVClient::Xline(Client::connect(addrs, config).await?)
+        } else {
+            KVClient::Etcd(EtcdClient::connect(addrs.clone(), None).await?)
+        };
+        Ok(Self { name, kv_client })
     }
 
     /// Send `PutRequest` by `XlineClient` or `EtcdClient`
@@ -91,16 +104,101 @@ impl BenchClient {
         &mut self,
         request: PutRequest,
     ) -> Result<PutResponse, BenchClientError> {
-        if self.use_curp_client {
-            let response = self.xline_client.kv_client().put(request).await?;
-            Ok(response)
-        } else {
-            let opts = from_request_to_option(&request);
-            let response = self
-                .etcd_client
-                .put(request.key(), request.value(), Some(opts))
-                .await?;
-            Ok(response.into())
+        match self.kv_client {
+            KVClient::Xline(ref mut xline_client) => {
+                let response = xline_client.kv_client().put(request).await?;
+                Ok(response)
+            }
+            KVClient::Etcd(ref mut etcd_client) => {
+                let opts = from_request_to_option(&request);
+                let response = etcd_client
+                    .put(request.key(), request.value(), Some(opts))
+                    .await?;
+                Ok(response.into())
+            }
+        }
+    }
+
+    /// Send `RangeRequest` by `XlineClient` or `EtcdClient`
+    ///
+    /// # Errors
+    ///
+    /// If `XlineClient` or `EtcdClient` failed to send request
+    #[inline]
+    #[allow(dead_code)]
+    pub(crate) async fn get(
+        &mut self,
+        request: RangeRequest,
+    ) -> Result<RangeResponse, BenchClientError> {
+        match self.kv_client {
+            KVClient::Xline(ref mut xline_client) => {
+                let response = xline_client.kv_client().range(request).await?;
+                Ok(response)
+            }
+            KVClient::Etcd(ref mut etcd_client) => {
+                let response = etcd_client.get(request.key(), None).await?;
+                Ok(response.into())
+            }
+        }
+    }
+}
+
+#[cfg(test)]
+#[allow(clippy::panic)]
+#[allow(clippy::unwrap_used)]
+#[allow(clippy::indexing_slicing)]
+mod test {
+    use crate::bench_client::{BenchClient, ClientOptions, PutRequest};
+    use xline_client::types::kv::RangeRequest;
+    use xline_test_utils::Cluster;
+
+    #[tokio::test(flavor = "multi_thread")]
+    async fn test_new_xline_client() {
+        // create xline client
+        let mut cluster = Cluster::new(3).await;
+        cluster.start().await;
+        let use_curp_client = true;
+        let config = ClientOptions::default();
+        let mut client = BenchClient::new(cluster.addrs(), use_curp_client, config)
+            .await
+            .unwrap();
+        //check xline client put value exist
+        let request = PutRequest::new("put", "123");
+        let _put_response = client.put(request).await;
+        let range_request = RangeRequest::new("put");
+        match client.get(range_request).await {
+            Ok(response) => {
+                assert_eq!(response.kvs[0].value, b"123");
+            }
+            Err(err) => {
+                panic!("should not be error: {err}");
+            }
+        }
+    }
+
+    #[tokio::test(flavor = "multi_thread")]
+    async fn test_new_etcd_client() {
+        let mut cluster = Cluster::new(3).await;
+        cluster.start().await;
+        let use_curp_client = false;
+        let config = ClientOptions::default();
+        let mut client = match BenchClient::new(cluster.addrs(), use_curp_client, config).await {
+            Ok(client) => client,
+            Err(err) => {
+                panic!("should not be error: {err}");
+            }
+        };
+
+        let request = PutRequest::new("put", "123");
+        let _put_response = client.put(request).await;
+        let range_request = RangeRequest::new("put");
+        match client.get(range_request).await {
+            Ok(response) => {
+                assert_eq!(response.kvs[0].value, b"123");
+            }
+            Err(err) => {
+                panic!("should not be error: {err}");
+            }
         }
     }
 }