diff --git a/docker/README.md b/docker/README.md
index eef67a8..3567309 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -5,8 +5,8 @@
 | No. | Lang                         | Base  Image                                                    | Server                           | Client                           |
 |:----|:-----------------------------|:---------------------------------------------------------------|:---------------------------------|:---------------------------------|
 | 1   | [C++](hello-grpc-cpp)        |                                                                | feuyeux/grpc_server_cpp:1.0.0    | feuyeux/grpc_client_cpp:1.0.0    |
-| 2   | [Rust](hello-grpc-rust)      |                                                                | feuyeux/grpc_server_rust:1.0.0   | feuyeux/grpc_client_rust:1.0.0   |
-| 3   | [Java](hello-grpc-java)      | [openjdk:21-jdk-slim](java_grpc.dockerfile)                    | feuyeux/grpc_server_java:1.0.0   | feuyeux/grpc_client_java:1.0.0   |
+| 2   | [Rust](hello-grpc-rust)      | [rust:1.81-alpine3.20](rust_grpc.dockerfile)                   | feuyeux/grpc_server_rust:1.0.0   | feuyeux/grpc_client_rust:1.0.0   |
+| 3   | [Java](hello-grpc-java)      | [openjdk:23-jdk-slim](java_grpc.dockerfile)                    | feuyeux/grpc_server_java:1.0.0   | feuyeux/grpc_client_java:1.0.0   |
 | 4   | [Go](hello-grpc-go)          | [golang:1.23-alpine](go_grpc.dockerfile)                       | feuyeux/grpc_server_go:1.0.0     | feuyeux/grpc_client_go:1.0.0     |
 | 5   | [C#](hello-grpc-csharp)      | [mcr.microsoft.com/dotnet/runtime:8.0](csharp_grpc.dockerfile) | feuyeux/grpc_server_csharp:1.0.0 | feuyeux/grpc_client_csharp:1.0.0 |
 | 6   | [Python](hello-grpc-python)  | [python:3.11-slim](python_grpc.dockerfile)                     | feuyeux/grpc_server_python:1.0.0 | feuyeux/grpc_client_python:1.0.0 |
diff --git a/docker/cross_run_client.sh b/docker/cross_run_client.sh
new file mode 100644
index 0000000..82065be
--- /dev/null
+++ b/docker/cross_run_client.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+cd "$(
+    cd "$(dirname "$0")" >/dev/null 2>&1
+    pwd -P
+)/" || exit
+set -e
+
+langs=(rust java go csharp python)
+# TODO: cpp rust java go csharp python nodejs dart kotlin swift php ts
+for lang in "${langs[@]}"; do
+    echo "~~~ run grpc $lang client ~~~"
+    # pass the first argument to the script
+    sh "${lang}_run_client.sh" "$1"
+done
diff --git a/docker/grpc-cpp.dockerfile b/docker/grpc-cpp.dockerfile
index f1c4755..0025494 100644
--- a/docker/grpc-cpp.dockerfile
+++ b/docker/grpc-cpp.dockerfile
@@ -21,10 +21,10 @@ RUN apt-get update && apt-get install -y \
     libssl-dev \
     && apt-get clean
 
-ENV GRPC_SRC_PATH /source/grpc
-ENV HELLO_BUILD_PATH /source/build
-ENV GRPC_INSTALL_PATH /var/grpc/install
-ENV PATH "$GRPC_INSTALL_PATH/bin:$PATH"
+ENV GRPC_SRC_PATH=/source/grpc
+ENV HELLO_BUILD_PATH=/source/build
+ENV GRPC_INSTALL_PATH=/var/grpc/install
+ENV PATH="$GRPC_INSTALL_PATH/bin:$PATH"
 
 # To solve the issue: CMake 3.22 or higher is required
 # https://cmake.org/download/
@@ -55,9 +55,9 @@ RUN cd ${GRPC_SRC_PATH} && \
 
 ## build hello-grpc-cpp denpendencies ##
 
-ENV GLOG_SRC_PATH /source/glog
-ENV GFLAGS_SRC_PATH /source/gflags
-ENV CACHE2_SRC_PATH /source/Cache2
+ENV GLOG_SRC_PATH=/source/glog
+ENV GFLAGS_SRC_PATH=/source/gflags
+ENV CACHE2_SRC_PATH=/source/Cache2
 
 COPY glog $GLOG_SRC_PATH
 COPY gflags $GFLAGS_SRC_PATH
@@ -87,7 +87,7 @@ RUN cd /source/hello-grpc-cpp && mkdir build && cd build && \
 # docker run --rm -it feuyeux/grpc_cpp:1.0.0 bash
 
 FROM debian:12-slim AS server
-ENV PATH "/var/grpc/install/bin:$PATH"
+ENV PATH="/var/grpc/install/bin:$PATH"
 COPY --from=build /var/grpc/install /var/grpc/install
 WORKDIR /opt/hello-grpc/
 COPY --from=build /source/glog/build/libglog.so.1 /usr/local/lib/
@@ -99,7 +99,7 @@ RUN /sbin/ldconfig -v
 CMD ["./proto_server"]
 
 FROM debian:12-slim AS client
-ENV PATH "/var/grpc/install/bin:$PATH"
+ENV PATH="/var/grpc/install/bin:$PATH"
 COPY --from=build /source/glog/build/libglog.so.1 /usr/local/lib/
 COPY --from=build /var/grpc/install /var/grpc/install
 WORKDIR /opt/hello-grpc/
diff --git a/docker/grpc-dart.dockerfile b/docker/grpc-dart.dockerfile
index ebe92ec..24c301c 100644
--- a/docker/grpc-dart.dockerfile
+++ b/docker/grpc-dart.dockerfile
@@ -2,7 +2,7 @@ FROM dart:3.3.0 AS build
 
 COPY hello-grpc-dart /hello-grpc
 WORKDIR /hello-grpc
-ENV PUB_HOSTED_URL "https://pub.flutter-io.cn"
+ENV PUB_HOSTED_URL="https://pub.flutter-io.cn"
 RUN dart pub get
 RUN dart compile exe server.dart -o bin/server
 RUN dart compile exe client.dart -o bin/client
diff --git a/docker/java_build.sh b/docker/java_build.sh
index d802b0b..ebe0624 100755
--- a/docker/java_build.sh
+++ b/docker/java_build.sh
@@ -5,6 +5,27 @@ cd "$(
 )/" || exit
 set -e
 
+docker images | grep openjdk
+
+#
+if [ "$(uname)" == "Darwin" ]; then
+  echo "macOS detected"
+elif [ "$(expr substr "$(uname -s)" 1 5)" == "Linux" ]; then
+  echo "Linux detected"
+else
+  export JAVA_HOME_8=/d/zoo/java-se-8u44/
+  export JAVA_HOME_11=/d/zoo/jdk-11.0.23/
+  export JAVA_HOME_21=/d/zoo/jdk-21.0.3/
+  export JAVA_HOME_23=/d/zoo/jdk-23/
+fi
+# if the first input parameter is empty, use JAVA_HOME_21, otherwise use it.
+if [ -z "$1" ]; then
+  export JAVA_HOME=$JAVA_HOME_21
+else
+  export JAVA_HOME="JAVA_HOME_$1"
+fi
+echo "JAVA_HOME=$JAVA_HOME"
+
 build_server() {
   echo "~~~ build grpc server java ~~~"
   cd ../hello-grpc-java
@@ -12,7 +33,7 @@ build_server() {
   cp target/hello-grpc-java-server.jar ../docker/
 
   cd ../docker
-  docker build -f java_grpc.dockerfile --target server -t feuyeux/grpc_server_java:1.0.0 --pull .
+  docker build -f java_grpc.dockerfile --target server -t feuyeux/grpc_server_java:1.0.0 .
   rm -rf hello-grpc-java-server.jar
   echo
 }
@@ -24,14 +45,14 @@ build_client() {
   cp target/hello-grpc-java-client.jar ../docker/
 
   cd ../docker
-  docker build -f java_grpc.dockerfile --target client -t feuyeux/grpc_client_java:1.0.0 --pull .
+  docker build -f java_grpc.dockerfile --target client -t feuyeux/grpc_client_java:1.0.0 .
   rm -rf hello-grpc-java-client.jar
   echo
 }
 
-if [ "$1" == "server" ]; then
+if [ "$2" == "server" ]; then
   build_server
-elif [ "$1" == "client" ]; then
+elif [ "$2" == "client" ]; then
   build_client
 else
   build_server
diff --git a/docker/java_grpc.dockerfile b/docker/java_grpc.dockerfile
index 1640810..2667e1d 100644
--- a/docker/java_grpc.dockerfile
+++ b/docker/java_grpc.dockerfile
@@ -1,10 +1,11 @@
-FROM openjdk:21-jdk-slim AS server
+FROM openjdk:23-jdk-slim AS server
+# https://hub.docker.com/_/openjdk
 COPY hello-grpc-java-server.jar grpc-server.jar
 COPY tls/server_certs /var/hello_grpc/server_certs
 COPY tls/client_certs /var/hello_grpc/client_certs
 ENTRYPOINT ["java","-jar","/grpc-server.jar"]
 
-FROM openjdk:21-jdk-slim AS client
+FROM openjdk:23-jdk-slim AS client
 COPY hello-grpc-java-client.jar grpc-client.jar
 COPY tls/client_certs /var/hello_grpc/client_certs
 CMD ["java","-jar","/grpc-client.jar"]
diff --git a/docker/kotlin_build.sh b/docker/kotlin_build.sh
index b1de5c7..19522aa 100755
--- a/docker/kotlin_build.sh
+++ b/docker/kotlin_build.sh
@@ -6,7 +6,9 @@ cd "$(
   pwd -P
 )/" || exit
 
-# if os is windows, echo ok, otherwise echo alert.
+docker images | grep openjdk
+
+#
 if [ "$(uname)" == "Darwin" ]; then
   echo "macOS detected"
 elif [ "$(expr substr "$(uname -s)" 1 5)" == "Linux" ]; then
diff --git a/docker/build_rust.sh b/docker/rust_build.sh
old mode 100755
new mode 100644
similarity index 62%
rename from docker/build_rust.sh
rename to docker/rust_build.sh
index d188d4a..3cbf467
--- a/docker/build_rust.sh
+++ b/docker/rust_build.sh
@@ -6,13 +6,15 @@ cd "$(
   pwd -P
 )/" || exit
 
+docker images | grep rust
+
 echo "~~~ build grpc rust ~~~"
 cd ..
 cp -r hello-grpc-rust docker/
 cd docker
-docker build --cpu-shares=5120 --memory=4g -f grpc-rust.dockerfile --target build -t feuyeux/grpc_rust:1.0.0 .
-docker build -f grpc-rust.dockerfile --target server -t feuyeux/grpc_server_rust:1.0.0 .
-docker build -f grpc-rust.dockerfile --target client -t feuyeux/grpc_client_rust:1.0.0 .
+docker build --cpu-shares=5120 --memory=4g -f rust_grpc.dockerfile --target build -t feuyeux/grpc_rust:1.0.0 .
+docker build -f rust_grpc.dockerfile --target server -t feuyeux/grpc_server_rust:1.0.0 .
+docker build -f rust_grpc.dockerfile --target client -t feuyeux/grpc_client_rust:1.0.0 .
 rm -rf hello-grpc-rust
 echo
 
diff --git a/docker/grpc-rust.dockerfile b/docker/rust_grpc.dockerfile
similarity index 77%
rename from docker/grpc-rust.dockerfile
rename to docker/rust_grpc.dockerfile
index 8d6043d..5c7b4cc 100644
--- a/docker/grpc-rust.dockerfile
+++ b/docker/rust_grpc.dockerfile
@@ -1,8 +1,8 @@
 # https://hub.docker.com/_/rust?tab=tags&page=1&ordering=last_updated&name=alpine
-# FROM rust:1.55.0-alpine3.14 AS build
-FROM rust:alpine AS build
-ENV RUSTUP_DIST_SERVER https://mirrors.ustc.edu.cn/rust-static
-ENV RUSTUP_UPDATE_ROOT https://mirrors.ustc.edu.cn/rust-static/rustup
+FROM rust:1.81-alpine3.20 AS build
+# https://mirrors.ustc.edu.cn/help/rust-static.html
+# ENV RUSTUP_DIST_SERVER=https://mirrors.ustc.edu.cn/rust-static
+# ENV RUSTUP_UPDATE_ROOT=https://mirrors.ustc.edu.cn/rust-static/rustup
 RUN apk add --update \
     protobuf \
     musl-dev \
@@ -16,18 +16,18 @@ COPY tls/client_certs /var/hello_grpc/client_certs
 RUN RUSTFLAGS="-C target-cpu=native" cargo build --release --bin proto-server
 RUN RUSTFLAGS="-C target-cpu=native" cargo build --release --bin proto-client
 
-FROM alpine:3 AS server
+FROM rust:1.81-alpine3.20 AS server
 WORKDIR /app
-ENV RUST_BACKTRACE 1
+ENV RUST_BACKTRACE=1
 COPY --from=feuyeux/grpc_rust:1.0.0 /source/target/release/proto-server .
 COPY tls/server_certs /var/hello_grpc/server_certs
 COPY tls/client_certs /var/hello_grpc/client_certs
 COPY hello-grpc-rust/config/log4rs.yml config/log4rs.yml
 ENTRYPOINT ["./proto-server"]
 
-FROM alpine:3 AS client
+FROM rust:1.81-alpine3.20 AS client
 WORKDIR /app
-ENV RUST_BACKTRACE 1
+ENV RUST_BACKTRACE=1
 COPY --from=feuyeux/grpc_rust:1.0.0 /source/target/release/proto-client .
 COPY tls/client_certs /var/hello_grpc/client_certs
 COPY hello-grpc-rust/config/log4rs.yml config/log4rs.yml
diff --git a/docker/rust_push.sh b/docker/rust_push.sh
new file mode 100644
index 0000000..06e0720
--- /dev/null
+++ b/docker/rust_push.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+docker push feuyeux/grpc_server_rust:1.0.0
+docker push feuyeux/grpc_client_rust:1.0.0
diff --git a/docker/rust_run_client.sh b/docker/rust_run_client.sh
new file mode 100644
index 0000000..8fd9a4e
--- /dev/null
+++ b/docker/rust_run_client.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+cd "$(
+    cd "$(dirname "$0")" >/dev/null 2>&1
+    pwd -P
+)/" || exit
+export CLIENT_NAME=grpc_client_rust
+export CLIENT_IMG=feuyeux/$CLIENT_NAME:1.0.0
+# if there's first argument, it's secure, otherwise insecure
+if [ "$1" = "secure" ]; then
+    sh run_tls_client.sh
+else
+    sh run_insecure_client.sh
+fi
diff --git a/docker/rust_run_server.sh b/docker/rust_run_server.sh
new file mode 100644
index 0000000..e590782
--- /dev/null
+++ b/docker/rust_run_server.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+cd "$(
+    cd "$(dirname "$0")" >/dev/null 2>&1
+    pwd -P
+)/" || exit
+export SERVER_NAME=grpc_server_rust
+export SERVER_IMG=feuyeux/$SERVER_NAME:1.0.0
+# if there's first argument, it's secure, otherwise insecure
+if [ "$1" = "secure" ]; then
+    sh run_tls_server.sh
+else
+    sh run_insecure_server.sh
+fi
diff --git a/docker/tls/copy_certs.sh b/docker/tls/copy_certs.sh
index a9346a7..7a13c36 100755
--- a/docker/tls/copy_certs.sh
+++ b/docker/tls/copy_certs.sh
@@ -5,19 +5,42 @@ cd "$(
 )/" || exit
 set -e
 
-if [ -d /var/hello_grpc/ ]; then
-  echo "folder existed"
-  # sudo chown -R "$(whoami)" /var/hello_grpc/
-else
-  sudo mkdir -p /var/hello_grpc/
-  sudo chown -R "$(whoami)" /var/hello_grpc/
-fi
-ls -l /var/hello_grpc/
+if [[ "$OSTYPE" == "darwin"* ]]; then
+  # macOS implementation
+  if [ -d /var/hello_grpc/ ]; then
+    echo "folder existed"
+    # sudo chown -R "$(whoami)" /var/hello_grpc/
+  else
+    sudo mkdir -p /var/hello_grpc/
+    sudo chown -R "$(whoami)" /var/hello_grpc/
+  fi
+  ls -l /var/hello_grpc/
+
+  if [ -f /var/hello_grpc/server_certs/myssl_root.cer ]; then
+    echo "certs existed"
+  else
+    cp -r server_certs /var/hello_grpc/
+    cp -r client_certs /var/hello_grpc/
+  fi
+  ls -l /var/hello_grpc/server_certs
+
+elif [[ "$OSTYPE" == "msys" ]]; then
+  # Windows implementation
+  if [ -d /d/garden/var/hello_grpc/ ]; then
+    echo "folder existed"
+  else
+    mkdir -p /d/garden/var/hello_grpc/
+  fi
+  ls -l /d/garden/var/hello_grpc/
 
-if [ -f /var/hello_grpc/server_certs/myssl_root.cer ]; then
-  echo "certs existed"
+  if [ -f /d/garden/var/hello_grpc/server_certs/myssl_root.cer ]; then
+    echo "certs existed"
+  else
+    cp -r server_certs /d/garden/var/hello_grpc/
+    cp -r client_certs /d/garden/var/hello_grpc/
+  fi
+  ls -l /d/garden/var/hello_grpc/server_certs
 else
-  cp -r server_certs /var/hello_grpc/
-  cp -r client_certs /var/hello_grpc/
+  echo "Unsupported OS"
+  exit 1
 fi
-ls -l /var/hello_grpc/server_certs
diff --git a/docker/tools/clean_world.sh b/docker/tools/clean_world.sh
index eee5851..41a81fc 100755
--- a/docker/tools/clean_world.sh
+++ b/docker/tools/clean_world.sh
@@ -8,3 +8,4 @@ docker rm "$(docker ps -a -q)" >/dev/null 2>&1
 docker rmi "$(docker images | grep none | awk "{print $3}")" >/dev/null 2>&1
 bash kill_port.sh >/dev/null 2>&1
 # docker images
+docker system prune
diff --git a/hello-grpc-rust/Cargo.toml b/hello-grpc-rust/Cargo.toml
index a892063..75efad6 100644
--- a/hello-grpc-rust/Cargo.toml
+++ b/hello-grpc-rust/Cargo.toml
@@ -12,14 +12,13 @@ path = "src/landing/server.rs"
 name = "proto-client"
 path = "src/landing/client.rs"
 
-
 [dependencies]
 #grpc https://lib.rs/crates/tonic
-tonic = { version = "0.12.0", features = ["tls"] }
+tonic = { version = "0.12.3", features = ["tls"] }
 #gRPC Codec https://lib.rs/crates/prost
-prost = "0.13.0"
+prost = "0.13.3"
 # https://lib.rs/crates/tokio
-tokio = { version = "1.32.0", features = [
+tokio = { version = "1.40.0", features = [
     "rt-multi-thread",
     "time",
     "fs",
@@ -27,28 +26,28 @@ tokio = { version = "1.32.0", features = [
     "net",
 ] }
 #https://lib.rs/crates/tokio-stream
-tokio-stream = { version = "0.1.14", features = ["net"] }
+tokio-stream = { version = "0.1.16", features = ["net"] }
 #https://lib.rs/crates/async-stream
-async-stream = "0.3.4"
+async-stream = "0.3.5"
 #https://lib.rs/crates/futures
-futures = { version = "0.3.28", default-features = false, features = ["alloc"] }
+futures = { version = "0.3.30", default-features = false, features = ["alloc"] }
 #json https://lib.rs/crates/serde
-serde = { version = "1.0.188", features = ["derive"] }
+serde = { version = "1.0.210", features = ["derive"] }
 #https://lib.rs/crates/serde_json
-serde_json = "1.0.107"
+serde_json = "1.0.128"
 #https://lib.rs/crates/rand
 rand = "0.8.5"
 #https://lib.rs/crates/chrono
-chrono = "0.4.30"
+chrono = "0.4.38"
 #https://lib.rs/crates/uuid
-uuid = { version = "1.4.1", features = ["serde", "v4"] }
+uuid = { version = "1.10.0", features = ["serde", "v4"] }
 #log https://lib.rs/crates/log
-log = "0.4.20"
+log = "0.4.22"
 #log impl https://lib.rs/crates/log4rs
-log4rs = "1.2.0"
+log4rs = "1.3.0"
 #static https://crates.io/crates/once_cell
-once_cell = "1.18.0"
+once_cell = "1.20.1"
 
 [build-dependencies]
 #https://lib.rs/crates/tonic-build
-tonic-build = "0.12.0"
+tonic-build = "0.12.3"
diff --git a/hello-grpc-rust/README.md b/hello-grpc-rust/README.md
index 89d8adb..b6eca85 100644
--- a/hello-grpc-rust/README.md
+++ b/hello-grpc-rust/README.md
@@ -10,9 +10,6 @@ rustup show
 ```
 
 ```bash
-# brew install protobuf
-# brew link --overwrite protobuf
-# protoc --version
 sh ../docker/tls/copy_certs.sh
 cargo build
 ```
@@ -35,10 +32,12 @@ $ find . -name "*.rs"
 ## 2 Run
 
 ```bash
+export GRPC_HELLO_SECURE=Y
 cargo run --bin proto-server
 ```
 
 ```bash
+export GRPC_HELLO_SECURE=Y
 cargo run --bin proto-client
 ```
 
diff --git a/hello-grpc-rust/src/common/conn.rs b/hello-grpc-rust/src/common/conn.rs
index c901983..2c5f50c 100644
--- a/hello-grpc-rust/src/common/conn.rs
+++ b/hello-grpc-rust/src/common/conn.rs
@@ -12,28 +12,32 @@ const DOMAIN_NAME: &str = "hello.grpc.io";
 pub const CONFIG_PATH: &str = "config/log4rs.yml";
 
 pub async fn build_client() -> LandingServiceClient<Channel> {
-    let is_tls = match env::var("GRPC_HELLO_SECURE") {
-        Ok(val) => val,
-        Err(_e) => String::default(),
-    };
-
-    if cfg!(windows) {
-        println!("this is windows");
-    }
+    let is_tls = env::var("GRPC_HELLO_SECURE").unwrap_or_else(|_e| String::default());
 
     if is_tls.eq("Y") {
-        let address = format!("http://{}:{}", grpc_backend_host(), grpc_backend_port());
-
+        let address = format!("https://{}:{}", grpc_backend_host(), grpc_backend_port());
         //https://myssl.com/create_test_cert.html
+        #[cfg(target_os = "windows")]
+        let cert = include_str!("d:\\garden\\var\\hello_grpc\\client_certs\\full_chain.pem");
+        #[cfg(target_os = "windows")]
+        let key = include_str!("d:\\garden\\var\\hello_grpc\\client_certs\\private.key");
+        #[cfg(target_os = "windows")]
+        let ca = include_str!("d:\\garden\\var\\hello_grpc\\client_certs\\full_chain.pem");
 
-        // let cert = include_str!("D:\\ssh\\client_certs\\full_chain.pem");
-        // let key = include_str!("D:\\ssh\\client_certs\\private.key");
-        // let ca = include_str!("D:\\ssh\\client_certs\\full_chain.pem");
-
+        #[cfg(target_os = "linux")]
         let cert = include_str!("/var/hello_grpc/client_certs/full_chain.pem");
+        #[cfg(target_os = "linux")]
         let key = include_str!("/var/hello_grpc/client_certs/private.key");
+        #[cfg(target_os = "linux")]
         let ca = include_str!("/var/hello_grpc/client_certs/full_chain.pem");
 
+        #[cfg(target_os = "macos")]
+        let cert = include_str!("/usr/local/hello_grpc/client_certs/full_chain.pem");
+        #[cfg(target_os = "macos")]
+        let key = include_str!("/usr/local/hello_grpc/client_certs/private.key");
+        #[cfg(target_os = "macos")]
+        let ca = include_str!("/usr/local/hello_grpc/client_certs/full_chain.pem");
+
         // creating identify from key and certificate
         let id = Identity::from_pem(cert.as_bytes(), key.as_bytes());
         let ca = Certificate::from_pem(ca.as_bytes());
@@ -57,19 +61,13 @@ pub async fn build_client() -> LandingServiceClient<Channel> {
     let address = format!("http://{}:{}", grpc_backend_host(), grpc_backend_port());
     info!("Connect With InSecure(:{})", grpc_backend_port());
     info!("Connect With InSecure(:{})", address);
-    return match LandingServiceClient::connect(address).await {
-        Ok(client) => client,
-        Err(error) => {
-            panic!("Problem opening the file: {:?}", error)
-        }
-    };
+    LandingServiceClient::connect(address).await.unwrap_or_else(|error| {
+        panic!("Problem opening the file: {:?}", error)
+    })
 }
 
 fn grpc_server() -> String {
-    match env::var("GRPC_SERVER") {
-        Ok(val) => val,
-        Err(_e) => "[::1]".to_string(),
-    }
+    env::var("GRPC_SERVER").unwrap_or_else(|_e| "[::1]".to_string())
 }
 
 pub fn has_backend() -> bool {
@@ -80,18 +78,12 @@ pub fn has_backend() -> bool {
 }
 
 pub fn grpc_backend_host() -> String {
-    match env::var("GRPC_HELLO_BACKEND") {
-        Ok(val) => val,
-        Err(_e) => grpc_server(),
-    }
+    env::var("GRPC_HELLO_BACKEND").unwrap_or_else(|_e| grpc_server())
 }
 
 fn grpc_backend_port() -> String {
-    match env::var("GRPC_HELLO_BACKEND_PORT") {
+    env::var("GRPC_HELLO_BACKEND_PORT").unwrap_or_else(|_e| match env::var("GRPC_SERVER_PORT") {
         Ok(val) => val,
-        Err(_e) => match env::var("GRPC_SERVER_PORT") {
-            Ok(val) => val,
-            Err(_e) => "9996".to_string(),
-        },
-    }
+        Err(_e) => "9996".to_string(),
+    })
 }
diff --git a/hello-grpc-rust/src/common/trans.rs b/hello-grpc-rust/src/common/trans.rs
index 3526d83..4436f21 100644
--- a/hello-grpc-rust/src/common/trans.rs
+++ b/hello-grpc-rust/src/common/trans.rs
@@ -10,9 +10,32 @@ pub static TRACING_KEYS: [&'static str; 7] = [
     "x-b3-flags",
     "x-ot-span-context",
 ];
-
-//https://myssl.com/create_test_cert.html
+// 对于 Linux 和类 Unix 系统
+#[cfg(unix)]
 pub const CERT: &str = "/var/hello_grpc/server_certs/cert.pem";
+#[cfg(unix)]
 pub const CERT_KEY: &str = "/var/hello_grpc/server_certs/private.key";
+#[cfg(unix)]
 pub const CERT_CHAIN: &str = "/var/hello_grpc/server_certs/full_chain.pem";
-pub const ROOT_CERT: &str = "/var/hello_grpc/server_certs/myssl_root.cer";
\ No newline at end of file
+#[cfg(unix)]
+pub const ROOT_CERT: &str = "/var/hello_grpc/server_certs/myssl_root.cer";
+
+// 对于 Windows
+#[cfg(target_os = "windows")]
+pub const CERT: &str = "d:\\garden\\var\\hello_grpc\\server_certs\\cert.pem";
+#[cfg(target_os = "windows")]
+pub const CERT_KEY: &str = "d:\\garden\\var\\hello_grpc\\server_certs\\private.key";
+#[cfg(target_os = "windows")]
+pub const CERT_CHAIN: &str = "d:\\garden\\var\\hello_grpc\\server_certs\\full_chain.pem";
+#[cfg(target_os = "windows")]
+pub const ROOT_CERT: &str = "d:\\garden\\var\\hello_grpc\\server_certs\\myssl_root.cer";
+
+// 对于 macOS
+#[cfg(target_os = "macos")]
+pub const CERT: &str = "/usr/local/hello_grpc/server_certs/cert.pem";
+#[cfg(target_os = "macos")]
+pub const CERT_KEY: &str = "/usr/local/hello_grpc/server_certs/private.key";
+#[cfg(target_os = "macos")]
+pub const CERT_CHAIN: &str = "/usr/local/hello_grpc/server_certs/full_chain.pem";
+#[cfg(target_os = "macos")]
+pub const ROOT_CERT: &str = "/usr/local/hello_grpc/server_certs/myssl_root.cer";
\ No newline at end of file
diff --git a/hello-grpc-rust/src/landing/client.rs b/hello-grpc-rust/src/landing/client.rs
index f55a695..ed7c3c3 100644
--- a/hello-grpc-rust/src/landing/client.rs
+++ b/hello-grpc-rust/src/landing/client.rs
@@ -14,7 +14,7 @@ use hello_grpc_rust::common::utils::{build_link_requests, random_id};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn Error>> {
-    log4rs::init_file(CONFIG_PATH, Default::default()).unwrap();
+    log4rs::init_file(CONFIG_PATH, Default::default())?;
 
     let mut client = build_client().await;
 
diff --git a/hello-grpc-rust/src/landing/server.rs b/hello-grpc-rust/src/landing/server.rs
index fef4ea4..6dc2835 100644
--- a/hello-grpc-rust/src/landing/server.rs
+++ b/hello-grpc-rust/src/landing/server.rs
@@ -2,7 +2,6 @@ use std::collections::HashMap;
 use std::env;
 use std::error::Error;
 use std::pin::Pin;
-
 use chrono::prelude::*;
 use futures::stream;
 use futures::{Stream, StreamExt};
@@ -26,13 +25,10 @@ use hello_grpc_rust::common::utils::{thanks, HELLOS};
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn Error>> {
-    log4rs::init_file(CONFIG_PATH, Default::default()).unwrap();
+    log4rs::init_file(CONFIG_PATH, Default::default())?;
 
     let address = format!("[::0]:{}", get_server_port()).parse().unwrap();
-    let is_tls = match env::var("GRPC_HELLO_SECURE") {
-        Ok(val) => val,
-        Err(_e) => String::default(),
-    };
+    let is_tls = env::var("GRPC_HELLO_SECURE").unwrap_or_else(|_e| String::default());
 
     let mut server = if is_tls.eq("Y") {
         let cert = tokio::fs::read(CERT_CHAIN).await?;
@@ -278,7 +274,7 @@ fn build_result(id: String) -> TalkResult {
         r#type: ok,
         kv: map,
     };
-    return result;
+    result
 }
 
 fn print_metadata(header: &MetadataMap) {
@@ -309,8 +305,5 @@ fn propaganda_headers(request: &mut Request<TalkRequest>) -> MetadataMap {
 }
 
 fn get_server_port() -> String {
-    return match env::var("GRPC_SERVER_PORT") {
-        Ok(val) => val,
-        Err(_e) => "9996".to_string(),
-    };
+    env::var("GRPC_SERVER_PORT").unwrap_or_else(|_e| "9996".to_string())
 }