diff --git a/__misc/libmacchina/Cargo.lock b/__misc/libmacchina/Cargo.lock
new file mode 100644
index 0000000..1f26451
--- /dev/null
+++ b/__misc/libmacchina/Cargo.lock
@@ -0,0 +1,496 @@
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+# It is not intended for manual editing.
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+ "mach",
+ "nix",
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+ "const-sha1",
+ "windows_gen",
+ "windows_macros",
+]
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+ "proc-macro2",
+ "quote",
+ "squote",
+ "syn",
+ "windows_gen_macros",
+]
+
+[[package]]
+name = "windows_gen_macros"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a4e4aa3c108fc3112bb797662b14958d088d3b989f2560d89335775c566c88d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "windows_macros"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87e5b872245607ec18bf35eaa7a6146831c07449c0b724afd7403d732c6da856"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "squote",
+ "syn",
+ "windows_gen",
+]
+
+[[package]]
+name = "winreg"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d107f8c6e916235c4c01cabb3e8acf7bea8ef6a63ca2e7fa0527c049badfc48c"
+dependencies = [
+ "winapi",
+]
diff --git a/__misc/libmacchina/Cargo.toml b/__misc/libmacchina/Cargo.toml
new file mode 100644
index 0000000..bf1ce91
--- /dev/null
+++ b/__misc/libmacchina/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "libmacchina"
+version = "0.1.0"
+authors = ["Hatter Jiang <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+libmacchina = "0.2.4"
+
diff --git a/__misc/libmacchina/src/main.rs b/__misc/libmacchina/src/main.rs
new file mode 100644
index 0000000..27faa9e
--- /dev/null
+++ b/__misc/libmacchina/src/main.rs
@@ -0,0 +1,39 @@
+use libmacchina::traits::{
+    BatteryReadout, BatteryState,
+    GeneralReadout, KernelReadout,
+    MemoryReadout,
+};
+
+fn main() {
+    let battery_readout = libmacchina::BatteryReadout::new();
+
+    let percentage = battery_readout.percentage();
+    let state = battery_readout.status();
+
+    println!("{}", percentage.unwrap());
+    println!("{:?}", match state {
+        Err(e) => format!("Error: {:?}", e),
+        Ok(BatteryState::Charging) => "Charging".into(),
+        Ok(BatteryState::Discharging) => "Discharging".into(),
+    });
+
+    let general_readout = libmacchina::GeneralReadout::new();
+    println!("User name: {}", general_readout.username().unwrap());
+    println!("IP: {}", general_readout.local_ip().unwrap());
+    println!("Hostname: {}", general_readout.hostname().unwrap());
+
+    let kernel_readout = libmacchina::KernelReadout::new();
+    println!("OS release: {}", kernel_readout.os_release().unwrap());
+    println!("OS type: {}", kernel_readout.os_type().unwrap());
+    println!("Pretty kernel: {}", kernel_readout.pretty_kernel().unwrap());
+
+    // let product_readout = libmacchina::ProductReadout::new();
+    // println!("{}",product_readout.product().unwrap());
+    // println!("{}",product_readout.name().unwrap());
+    // println!("{}",product_readout.version().unwrap());
+
+    let memory_readout = libmacchina::MemoryReadout::new();
+    println!("Memory total: {}", memory_readout.total().unwrap());
+    println!("Memory used: {}", memory_readout.used().unwrap());
+    println!("Memory free: {}", memory_readout.free().unwrap());
+}