diff --git a/crates/codegen/src/ts.rs b/crates/codegen/src/ts.rs
index bd449ff..8acba21 100644
--- a/crates/codegen/src/ts.rs
+++ b/crates/codegen/src/ts.rs
@@ -17,7 +17,7 @@ impl Codegen {
 
     pub fn gen(&mut self, irs: Vec<IR>) {
         self.emit(format!("// Auto-generated by hazure compiler version {}\n", env!("CARGO_PKG_VERSION")));
-        self.emit("import { write, writeFile } from \"https://raw.githubusercontent.com/azur1s/hazure/master/std/io.ts\"\n");
+        self.emit("import { read, write, readFile, writeFile } from \"https://raw.githubusercontent.com/azur1s/hazure/master/runtime/io.ts\"\n");
 
         for ir in irs {
             self.emit(&self.gen_ir(&ir.kind, true));
diff --git a/example/emit.hz b/example/io/emit.hz
similarity index 100%
rename from example/emit.hz
rename to example/io/emit.hz
diff --git a/example/hello_world.hz b/example/io/hello.hz
similarity index 100%
rename from example/hello_world.hz
rename to example/io/hello.hz
diff --git a/example/io/read.hz b/example/io/read.hz
new file mode 100644
index 0000000..90c2af9
--- /dev/null
+++ b/example/io/read.hz
@@ -0,0 +1,14 @@
+fun say_hi (name: string): void = do
+    @write("Hi ");
+    @write(name);
+    @write("!");
+end;
+
+fun main: void = do
+    let input: string = @read("Enter your name:");
+
+    case input of
+        | "" -> @write("I don't know your name :(");
+        \ say_hi(input);
+    end;
+end;
\ No newline at end of file
diff --git a/example/io/read_file.hz b/example/io/read_file.hz
new file mode 100644
index 0000000..b7af16c
--- /dev/null
+++ b/example/io/read_file.hz
@@ -0,0 +1,5 @@
+-- Run this file from root path
+fun main: void = do
+    @read_file("./example/io/read_file.hz")
+    |> @write(_);
+end;
\ No newline at end of file
diff --git a/example/io/write_file.hz b/example/io/write_file.hz
new file mode 100644
index 0000000..f205262
--- /dev/null
+++ b/example/io/write_file.hz
@@ -0,0 +1,3 @@
+fun main: void = do
+    @write_file("console.log('Hello, World!')", "hello.js");
+end;
\ No newline at end of file