diff --git a/mover/dyingforge/code/task4/guess_dice/Move.lock b/mover/dyingforge/code/task4/guess_dice/Move.lock
new file mode 100644
index 000000000..1e2383048
--- /dev/null
+++ b/mover/dyingforge/code/task4/guess_dice/Move.lock
@@ -0,0 +1,49 @@
+# @generated by Move, please check-in and do not edit manually.
+
+[move]
+version = 3
+manifest_digest = "FD01B187C8C9D6B2D76FCD572FB9AE44B9ABB1F7A415E0BFC56A08244C9E58D4"
+deps_digest = "3C4103934B1E040BB6B23F1D610B4EF9F2F1166A50A104EADCF77467C004C600"
+dependencies = [
+  { id = "Sui", name = "Sui" },
+  { id = "task2", name = "task2" },
+]
+
+[[move.package]]
+id = "MoveStdlib"
+source = { git = "https://github.com/MystenLabs/sui.git", rev = "framework/testnet", subdir = "crates/sui-framework/packages/move-stdlib" }
+
+[[move.package]]
+id = "Sui"
+source = { git = "https://github.com/MystenLabs/sui.git", rev = "framework/testnet", subdir = "crates/sui-framework/packages/sui-framework" }
+
+dependencies = [
+  { id = "MoveStdlib", name = "MoveStdlib" },
+]
+
+[[move.package]]
+id = "task2"
+source = { local = "/home/dyingforge/letsmove/mover/dyingforge/code/task2" }
+
+dependencies = [
+  { id = "Sui", name = "Sui" },
+]
+
+[move.toolchain-version]
+compiler-version = "1.37.3"
+edition = "2024.beta"
+flavor = "sui"
+
+[env]
+
+[env.testnet]
+chain-id = "4c78adac"
+original-published-id = "0x13e34ba3dcfb7ca0941d6b21c31831ca915f038619c39facd260c9c24936b352"
+latest-published-id = "0x13e34ba3dcfb7ca0941d6b21c31831ca915f038619c39facd260c9c24936b352"
+published-version = "1"
+
+[env.mainnet]
+chain-id = "35834a8a"
+original-published-id = "0x2c3faadfbc7176762d563ffbb1375c7d5459b408aa5043b3b4ab7bd22c6b58a7"
+latest-published-id = "0x2c3faadfbc7176762d563ffbb1375c7d5459b408aa5043b3b4ab7bd22c6b58a7"
+published-version = "1"
diff --git a/mover/dyingforge/code/task4/guess_dice/Move.toml b/mover/dyingforge/code/task4/guess_dice/Move.toml
new file mode 100644
index 000000000..590bbc6fc
--- /dev/null
+++ b/mover/dyingforge/code/task4/guess_dice/Move.toml
@@ -0,0 +1,37 @@
+[package]
+name = "guess_dice"
+edition = "2024.beta" # edition = "legacy" to use legacy (pre-2024) Move
+# license = ""           # e.g., "MIT", "GPL", "Apache 2.0"
+# authors = ["..."]      # e.g., ["Joe Smith (joesmith@noemail.com)", "John Snow (johnsnow@noemail.com)"]
+
+[dependencies]
+Sui = { git = "https://github.com/MystenLabs/sui.git", subdir = "crates/sui-framework/packages/sui-framework", rev = "framework/testnet" }
+task2 ={local = "/home/dyingforge/letsmove/mover/dyingforge/code/task2"}
+# For remote import, use the `{ git = "...", subdir = "...", rev = "..." }`.
+# Revision can be a branch, a tag, and a commit hash.
+# MyRemotePackage = { git = "https://some.remote/host.git", subdir = "remote/path", rev = "main" }
+
+# For local dependencies use `local = path`. Path is relative to the package root
+# Local = { local = "../path/to" }
+
+# To resolve a version conflict and force a specific version for dependency
+# override use `override = true`
+# Override = { local = "../conflicting/version", override = true }
+
+[addresses]
+guess_dice = "0x0"
+
+# Named addresses will be accessible in Move as `@name`. They're also exported:
+# for example, `std = "0x1"` is exported by the Standard Library.
+# alice = "0xA11CE"
+
+[dev-dependencies]
+# The dev-dependencies section allows overriding dependencies for `--test` and
+# `--dev` modes. You can introduce test-only dependencies here.
+# Local = { local = "../path/to/dev-build" }
+
+[dev-addresses]
+# The dev-addresses section allows overwriting named addresses for the `--test`
+# and `--dev` modes.
+# alice = "0xB0B"
+
diff --git a/mover/dyingforge/code/task4/guess_dice/sources/guess_dice.move b/mover/dyingforge/code/task4/guess_dice/sources/guess_dice.move
new file mode 100644
index 000000000..3049a155d
--- /dev/null
+++ b/mover/dyingforge/code/task4/guess_dice/sources/guess_dice.move
@@ -0,0 +1,81 @@
+/*
+/// Module: guess_dice
+module guess_dice::guess_dice;
+*/
+/*
+/// Module: guess_number
+module guess_number::guess_number;
+*/
+module guess_dice::guess_dice;
+
+use sui::balance::{Self, Balance};
+use sui::coin::{Self, Coin};
+use sui::random::{Self, Random};
+use sui::transfer::{public_transfer, share_object, transfer};
+use task2::my_token_faucet::MY_TOKEN_FAUCET;
+
+const INERROR: u64 = 0x2222;
+const GUESSERROR: u64 = 0x111;
+
+public struct GuessDice has key {
+    id: UID,
+    amt: Balance<MY_TOKEN_FAUCET>,
+}
+
+public struct AdminCap has key {
+    id: UID,
+}
+
+//游戏初始化
+fun init(ctx: &mut TxContext) {
+    let game = GuessDice { id: object::new(ctx), amt: balance::zero() };
+    let admin = AdminCap { id: object::new(ctx) };
+    share_object(game);
+    transfer(admin, ctx.sender());
+}
+
+entry fun play(
+    guess: u8,
+    in_coin: Coin<MY_TOKEN_FAUCET>,
+    rand: &Random,
+    game: &mut GuessDice,
+    ctx: &mut TxContext,
+) {
+    //设定投入资金不能超过游戏池的一半
+    let in_value = in_coin.value();
+    let game_value = game.amt.value();
+    assert!(game_value>=in_value*2, INERROR);
+
+    //随机数，设置筛子的大小
+    let min: u8 = 1;
+    let max: u8 = 6;
+    let mut gen = random::new_generator(rand, ctx);
+    let dice = random::generate_u8_in_range(&mut gen, min, max);
+
+    //设定猜测的数字在1——6之间
+    assert!(guess>6, GUESSERROR);
+
+    //游戏规则，如果猜测正确，则带走与投入金额相同的SUI，错误则没收
+    if (guess == dice) {
+        let out_balance = game.amt.split(in_value);
+        let out_coin = out_balance.into_coin(ctx);
+        public_transfer(in_coin, ctx.sender());
+        public_transfer(out_coin, ctx.sender());
+    } else {
+        let in_bal = coin::into_balance(in_coin);
+        game.amt.join(in_bal);
+    };
+}
+
+//向游戏池里面加资金
+public entry fun add(in_coin: Coin<MY_TOKEN_FAUCET>, game: &mut GuessDice, _: &mut TxContext) {
+    let in_balance = coin::into_balance(in_coin);
+    game.amt.join(in_balance);
+}
+
+//转移游戏池资金到自己账户
+public entry fun remove(_: &AdminCap, amt: u64, game: &mut GuessDice, ctx: &mut TxContext) {
+    let out_balance = game.amt.split(amt);
+    let out_coin = coin::from_balance(out_balance, ctx);
+    public_transfer(out_coin, ctx.sender());
+}
diff --git a/mover/dyingforge/code/task4/guess_dice/tests/guess_dice_tests.move b/mover/dyingforge/code/task4/guess_dice/tests/guess_dice_tests.move
new file mode 100644
index 000000000..3063a57ff
--- /dev/null
+++ b/mover/dyingforge/code/task4/guess_dice/tests/guess_dice_tests.move
@@ -0,0 +1,18 @@
+/*
+#[test_only]
+module guess_dice::guess_dice_tests;
+// uncomment this line to import the module
+// use guess_dice::guess_dice;
+
+const ENotImplemented: u64 = 0;
+
+#[test]
+fun test_guess_dice() {
+    // pass
+}
+
+#[test, expected_failure(abort_code = ::guess_dice::guess_dice_tests::ENotImplemented)]
+fun test_guess_dice_fail() {
+    abort ENotImplemented
+}
+*/
diff --git a/mover/dyingforge/readme.md b/mover/dyingforge/readme.md
index b4888c6f8..dd3e3de1c 100644
--- a/mover/dyingforge/readme.md
+++ b/mover/dyingforge/readme.md
@@ -33,10 +33,10 @@
 
 
 ##   04 Move Game
-- [] game package id :
-- [] deposit Coin hash:
-- [] withdraw `Coin` hash:
-- [] play game hash:
+- [x] game package id :0x2c3faadfbc7176762d563ffbb1375c7d5459b408aa5043b3b4ab7bd22c6b58a7
+- [x] deposit Coin hash:HP99MLdCsYNs12R3bmTy256yTQ7JmozqrMJ1TivjkGzJ
+- [x] withdraw `Coin` hash:CkHyXx4oR7F1sF2T3iSBrgPSeWYkfB5tUxzx6aUgcSPt
+- [x] play game hash:4aQJUJujGZLcTocCYdxsSbHNXRozaA75LhK4sMQ4qtu3
 
 ##   05 Move Swap
 - [] swap package id :