diff --git a/apps/gas_faucet/sources/gas_faucet.move b/apps/gas_faucet/sources/gas_faucet.move
index 4a72d892b2..ce51b0faf1 100644
--- a/apps/gas_faucet/sources/gas_faucet.move
+++ b/apps/gas_faucet/sources/gas_faucet.move
@@ -65,8 +65,9 @@ module gas_faucet::gas_faucet {
       to_shared(faucet_obj)
     }
 
+
     /// Anyone can call this function to help the claimer claim the faucet
-    public entry fun claim(faucet_obj: &mut Object<RGasFaucet>, claimer: address, utxo_ids: vector<ObjectID>){      
+    public entry fun claim(faucet_obj: &mut Object<RGasFaucet>, claimer: address, utxo_ids: vector<ObjectID>){
       let claim_rgas_amount = Self::check_claim(faucet_obj, claimer, utxo_ids);
       let faucet = object::borrow_mut(faucet_obj);
       let rgas_coin = coin_store::withdraw(&mut faucet.rgas_store, claim_rgas_amount);
@@ -75,6 +76,9 @@ module gas_faucet::gas_faucet {
       *total_claim_amount = *total_claim_amount + claim_rgas_amount;
     }
 
+
+
+
     public entry fun deposit_rgas_coin(
         account: &signer,
         faucet_obj: &mut Object<RGasFaucet>,
@@ -150,6 +154,8 @@ module gas_faucet::gas_faucet {
         faucet.is_open = true;
     }
 
+
+
     public entry fun set_allow_repeat(
         faucet_obj: &mut Object<RGasFaucet>,
         allow_repeat: bool,
@@ -190,4 +196,10 @@ module gas_faucet::gas_faucet {
       total_sat_amount
     }
 
+    #[test_only]
+    /// init the genesis context for test
+    public fun init_for_test(sender: &signer){
+        init(sender)
+    }
+
 }
diff --git a/apps/grow_bitcoin/sources/grow_information.move b/apps/grow_bitcoin/sources/grow_information.move
index bbc13308fa..07eab3c9c7 100644
--- a/apps/grow_bitcoin/sources/grow_information.move
+++ b/apps/grow_bitcoin/sources/grow_information.move
@@ -138,6 +138,11 @@ module grow_bitcoin::grow_information_v3 {
         object::transfer(point_box, sender());
     }
 
+    public fun get_vote(grow_project_list_obj: &Object<GrowProjectList>, user: address, id: String): u256 {
+        let grow_project = borrow_grow_project(grow_project_list_obj, id);
+        *table::borrow(&grow_project.vote_detail, user)
+    }
+
 
     public entry fun open_vote(grow_project_list_obj: &mut Object<GrowProjectList>, _admin: &mut Object<ProjectCap>){
         object::borrow_mut(grow_project_list_obj).is_open = true
diff --git a/apps/invitation_record/Move.toml b/apps/invitation_record/Move.toml
new file mode 100644
index 0000000000..74022aaf1c
--- /dev/null
+++ b/apps/invitation_record/Move.toml
@@ -0,0 +1,20 @@
+[package]
+name = "invitation_record"
+version = "0.0.1"
+
+[dependencies]
+MoveStdlib = { local = "../../frameworks/move-stdlib" }
+MoveosStdlib = { local = "../../frameworks/moveos-stdlib" }
+RoochFramework = { local = "../../frameworks/rooch-framework" }
+app_admin = { local = "../../apps/app_admin" }
+gas_faucet = {local = "../../apps/gas_faucet"}
+twitter_binding = {local = "../../apps/twitter_binding"}
+
+[addresses]
+invitation_record = "_"
+gas_faucet = "_"
+app_admin = "_"
+twitter_binding = "_"
+std = "0x1"
+moveos_std = "0x2"
+rooch_framework = "0x3"
diff --git a/apps/invitation_record/sources/invitation.move b/apps/invitation_record/sources/invitation.move
new file mode 100644
index 0000000000..bbbcb7976c
--- /dev/null
+++ b/apps/invitation_record/sources/invitation.move
@@ -0,0 +1,289 @@
+module invitation_record::invitation {
+
+    use std::option;
+    use std::string::String;
+    use std::vector;
+    use moveos_std::hash;
+    use rooch_framework::transaction;
+    use rooch_framework::transaction::TransactionSequenceInfo;
+    use moveos_std::timestamp;
+    use moveos_std::bcs;
+    use moveos_std::tx_context;
+    use rooch_framework::simple_rng::{rand_u64_range, bytes_to_u64};
+    use moveos_std::timestamp::now_seconds;
+    use moveos_std::table_vec;
+    use moveos_std::table_vec::TableVec;
+    use rooch_framework::bitcoin_address;
+    use twitter_binding::twitter_account::{verify_and_binding_twitter_account, check_binding_tweet};
+    use moveos_std::tx_context::sender;
+    use rooch_framework::account_coin_store;
+    use rooch_framework::gas_coin::RGas;
+    use rooch_framework::coin_store::CoinStore;
+    use rooch_framework::coin_store;
+    use gas_faucet::gas_faucet::{RGasFaucet, claim};
+    use moveos_std::table;
+    use moveos_std::object;
+    use app_admin::admin::AdminCap;
+    use moveos_std::object::{Object, to_shared, ObjectID};
+    use moveos_std::table::Table;
+    #[test_only]
+    use bitcoin_move::utxo;
+    #[test_only]
+    use gas_faucet::gas_faucet;
+    #[test_only]
+    use moveos_std::signer::address_of;
+    #[test_only]
+    use rooch_framework::account::create_account_for_testing;
+    #[test_only]
+    use rooch_framework::gas_coin::faucet_for_test;
+
+
+    const ErrorFaucetNotOpen: u64 = 1;
+    const ErrorFaucetNotEnoughRGas: u64 = 2;
+    const ErrorNoRemainingLuckeyTicket: u64 = 3;
+
+    const ONE_RGAS: u256 = 1_00000000;
+    const ErrorInvalidArg: u64 = 0;
+
+    struct UserInvitationRecords has key, store {
+        invitation_records: Table<address, u256>,
+        lottery_records: TableVec<LotteryInfo>,
+        total_invitations: u64,
+        remaining_luckey_ticket: u64,
+        invitation_reward_amount: u256,
+        lottery_reward_amount: u256,
+    }
+
+    struct LotteryInfo has store {
+        timestamp: u64,
+        reward_amount: u256,
+    }
+
+    struct InvitationConf has key {
+        rgas_store: Object<CoinStore<RGas>>,
+        invitation_records: Table<address, UserInvitationRecords>,
+        is_open: bool,
+        unit_invitation_amount: u256,
+    }
+
+    fun init() {
+        let invitation_obj = object::new_named_object(InvitationConf{
+            rgas_store: coin_store::create_coin_store<RGas>(),
+            invitation_records: table::new(),
+            is_open: true,
+            unit_invitation_amount: ONE_RGAS * 5
+        });
+        to_shared(invitation_obj)
+    }
+
+    public entry fun deposit_rgas_coin(
+        account: &signer,
+        faucet_obj: &mut Object<InvitationConf>,
+        amount: u256
+    ){
+        let faucet = object::borrow_mut(faucet_obj);
+        deposit_to_rgas_store(account, &mut faucet.rgas_store, amount);
+    }
+
+    public entry fun withdraw_rgas_coin(
+        faucet_obj: &mut Object<InvitationConf>,
+        amount: u256,
+        _admin: &mut Object<AdminCap>,
+    ){
+        let faucet = object::borrow_mut(faucet_obj);
+        let rgas_coin = coin_store::withdraw(&mut faucet.rgas_store, amount);
+        account_coin_store::deposit<RGas>(sender(), rgas_coin);
+    }
+
+        /// Anyone can call this function to help the claimer claim the faucet
+    public entry fun claim_from_faucet(faucet_obj: &mut Object<RGasFaucet>, invitation_obj: &mut Object<InvitationConf>, claimer: address, utxo_ids: vector<ObjectID>, inviter: address){
+        let invitation_conf = object::borrow_mut(invitation_obj);
+        assert!(invitation_conf.is_open, ErrorFaucetNotOpen);
+        if (!table::contains(&invitation_conf.invitation_records, inviter)) {
+            table::add(&mut invitation_conf.invitation_records, inviter, UserInvitationRecords{
+                invitation_records: table::new(),
+                lottery_records: table_vec::new(),
+                total_invitations: 0u64,
+                remaining_luckey_ticket: 0u64,
+                invitation_reward_amount: 0u256,
+                lottery_reward_amount: 0u256,
+            })
+        };
+        let user_invitation_records = table::borrow_mut(&mut invitation_conf.invitation_records, inviter);
+        let invitation_amount = table::borrow_mut_with_default(&mut user_invitation_records.invitation_records, claimer, 0u256);
+        *invitation_amount = *invitation_amount + invitation_conf.unit_invitation_amount;
+        user_invitation_records.total_invitations = user_invitation_records.total_invitations + 1u64;
+        user_invitation_records.invitation_reward_amount = user_invitation_records.invitation_reward_amount + invitation_conf.unit_invitation_amount;
+        user_invitation_records.remaining_luckey_ticket = user_invitation_records.remaining_luckey_ticket + 1u64;
+        let rgas_coin = coin_store::withdraw(&mut invitation_conf.rgas_store, invitation_conf.unit_invitation_amount);
+        account_coin_store::deposit<RGas>(inviter, rgas_coin);
+
+        claim(faucet_obj, claimer, utxo_ids);
+    }
+
+    public entry fun claim_from_twitter(tweet_id: String,  invitation_obj: &mut Object<InvitationConf>, inviter: address){
+        let bitcoin_address = check_binding_tweet(tweet_id);
+        let claimer = bitcoin_address::to_rooch_address(&bitcoin_address);
+        let invitation_conf = object::borrow_mut(invitation_obj);
+        assert!(invitation_conf.is_open, ErrorFaucetNotOpen);
+        if (!table::contains(&invitation_conf.invitation_records, inviter)) {
+            table::add(&mut invitation_conf.invitation_records, inviter, UserInvitationRecords{
+                invitation_records: table::new(),
+                lottery_records: table_vec::new(),
+                total_invitations: 0u64,
+                remaining_luckey_ticket: 0u64,
+                invitation_reward_amount: 0u256,
+                lottery_reward_amount: 0u256,
+            })
+        };
+        let user_invitation_records = table::borrow_mut(&mut invitation_conf.invitation_records, inviter);
+        let invitation_amount = table::borrow_mut_with_default(&mut user_invitation_records.invitation_records, claimer, 0u256);
+        *invitation_amount = *invitation_amount + invitation_conf.unit_invitation_amount;
+        user_invitation_records.total_invitations = user_invitation_records.total_invitations + 1u64;
+        user_invitation_records.invitation_reward_amount = user_invitation_records.invitation_reward_amount + invitation_conf.unit_invitation_amount;
+        user_invitation_records.remaining_luckey_ticket = user_invitation_records.remaining_luckey_ticket + 1u64;
+        let rgas_coin = coin_store::withdraw(&mut invitation_conf.rgas_store, invitation_conf.unit_invitation_amount);
+        account_coin_store::deposit<RGas>(inviter, rgas_coin);
+        verify_and_binding_twitter_account(tweet_id);
+
+    }
+
+    public entry fun lottery(invitation_obj: &mut Object<InvitationConf>, amount: u64){
+        let invitation_conf = object::borrow_mut(invitation_obj);
+        let user_invitation_records = table::borrow_mut(&mut invitation_conf.invitation_records, sender());
+        assert!(user_invitation_records.remaining_luckey_ticket >= amount, ErrorNoRemainingLuckeyTicket);
+        while (amount > 0) {
+            let reward_amount = rand_u64_range(10_000_000, 100_000_000, amount);
+            if (reward_amount % 150 == 0) {
+                reward_amount = reward_amount * 1000
+            };
+            let rgas_coin = coin_store::withdraw(&mut invitation_conf.rgas_store, (reward_amount as u256));
+            account_coin_store::deposit<RGas>(sender(), rgas_coin);
+            table_vec::push_back(&mut user_invitation_records.lottery_records, LotteryInfo {
+                timestamp: now_seconds(),
+                reward_amount: (reward_amount as u256),
+            });
+            user_invitation_records.remaining_luckey_ticket = user_invitation_records.remaining_luckey_ticket - 1u64;
+            user_invitation_records.lottery_reward_amount = user_invitation_records.lottery_reward_amount + (reward_amount as u256);
+            amount = amount - 1u64;
+        }
+    }
+
+    public entry fun close_invitation(
+        invitation_obj: &mut Object<InvitationConf>,
+        _admin: &mut Object<AdminCap>,
+    ){
+        let invitation = object::borrow_mut(invitation_obj);
+        invitation.is_open = false;
+    }
+
+    public entry fun open_invitation(
+        invitation_obj: &mut Object<InvitationConf>,
+        _admin: &mut Object<AdminCap>,
+    ) {
+        let invitation = object::borrow_mut(invitation_obj);
+        invitation.is_open = true;
+    }
+
+    public entry fun set_invitation_unit_amount(
+        invitation_obj: &mut Object<InvitationConf>,
+        unit_invitation_amount: u256,
+        _admin: &mut Object<AdminCap>,
+    ) {
+        let invitation = object::borrow_mut(invitation_obj);
+        invitation.unit_invitation_amount = unit_invitation_amount;
+    }
+
+    fun deposit_to_rgas_store(
+        account: &signer,
+        rgas_store: &mut Object<CoinStore<RGas>>,
+        amount: u256
+    ){
+        let rgas_coin = account_coin_store::withdraw<RGas>(account, amount);
+        coin_store::deposit(rgas_store, rgas_coin);
+    }
+
+    fun seed(index: u64): vector<u8> {
+        // get sequence number
+        let sequence_number = tx_context::sequence_number();
+        let sequence_number_bytes = bcs::to_bytes(&sequence_number);
+
+        // get sender address
+        let sender_addr = tx_context::sender();
+        let sender_addr_bytes = bcs::to_bytes(&sender_addr);
+
+        // get now milliseconds timestamp
+        let timestamp_ms = timestamp::now_milliseconds();
+        let timestamp_ms_bytes = bcs::to_bytes(&timestamp_ms);
+
+        let index_bytes = bcs::to_bytes(&index);
+        // construct a seed
+        let seed_bytes = vector::empty<u8>();
+
+        // get the tx accumulator root if exists
+        let tx_sequence_info_opt = tx_context::get_attribute<TransactionSequenceInfo>();
+        if (option::is_some(&tx_sequence_info_opt)) {
+            let tx_sequence_info = option::extract(&mut tx_sequence_info_opt);
+            let tx_accumulator_root = transaction::tx_accumulator_root(&tx_sequence_info);
+            let tx_accumulator_root_bytes = bcs::to_bytes(&tx_accumulator_root);
+            vector::append(&mut seed_bytes, tx_accumulator_root_bytes);
+        } else {
+            // if it doesn't exist, get the tx hash
+            let tx_hash = tx_context::tx_hash();
+            let tx_hash_bytes = bcs::to_bytes(&tx_hash);
+            vector::append(&mut seed_bytes, tx_hash_bytes);
+        };
+
+        vector::append(&mut seed_bytes, timestamp_ms_bytes);
+        vector::append(&mut seed_bytes, sender_addr_bytes);
+        vector::append(&mut seed_bytes, sequence_number_bytes);
+        vector::append(&mut seed_bytes, index_bytes);
+        // hash seed bytes and return a seed
+        let seed = hash::sha3_256(seed_bytes);
+        seed
+    }
+
+    fun rand_u64_range(low: u64, high: u64, index: u64): u64 {
+        assert!(high > low, ErrorInvalidArg);
+        let value = rand_u64(index);
+        (value % (high - low)) + low
+    }
+
+    fun rand_u64(index: u64): u64 {
+        let seed_bytes = seed(index);
+        bytes_to_u64(seed_bytes)
+    }
+
+
+        #[test(sender=@0x42)]
+    fun test_claim_with_invitation(sender: &signer){
+        bitcoin_move::genesis::init_for_test();
+        create_account_for_testing(@0x42);
+        create_account_for_testing(@0x43);
+        let invitation_obj = object::new_named_object(InvitationConf{
+            invitation_records: table::new(),
+            is_open: true,
+            unit_invitation_amount: ONE_RGAS * 5,
+            rgas_store: coin_store::create_coin_store<RGas>(),
+        });
+        faucet_for_test(address_of(sender), 5000000_00000000);
+        gas_faucet::init_for_test(sender);
+        deposit_rgas_coin(sender, &mut invitation_obj,500000_00000000);
+        object::to_shared(invitation_obj);
+        let faucet_obj = object::borrow_mut_object_shared<RGasFaucet>(object::named_object_id<RGasFaucet>());
+        let invitation_obj = object::borrow_mut_object_shared<InvitationConf>(object::named_object_id<InvitationConf>());
+        let tx_id = @0x77dfc2fe598419b00641c296181a96cf16943697f573480b023b77cce82ada21;
+        let sat_value = 100000000;
+        let test_utxo = utxo::new_for_testing(tx_id, 0u32, sat_value);
+        let test_utxo_id = object::id(&test_utxo);
+        utxo::transfer_for_testing(test_utxo, @0x43);
+        claim_from_faucet(faucet_obj, invitation_obj, @0x43, vector[test_utxo_id], @0x42);
+        let invitation_obj = object::borrow_mut_object_shared<InvitationConf>(object::named_object_id<InvitationConf>());
+       let invitation = object::borrow(invitation_obj);
+        let records = table::borrow(&invitation.invitation_records, @0x42);
+        let invitation_user_record = table::borrow(&records.invitation_records, @0x43);
+        assert!(invitation_user_record == &500000000, 1);
+        assert!(records.invitation_reward_amount == 500000000, 2);
+        assert!(records.total_invitations == 1, 3);
+    }
+}
diff --git a/frameworks/bitcoin-move/sources/utxo.move b/frameworks/bitcoin-move/sources/utxo.move
index 6149353f4f..6869c9e342 100644
--- a/frameworks/bitcoin-move/sources/utxo.move
+++ b/frameworks/bitcoin-move/sources/utxo.move
@@ -12,6 +12,8 @@ module bitcoin_move::utxo{
     use moveos_std::address::to_string;
     use bitcoin_move::types::{Self, OutPoint};
     use bitcoin_move::temp_state;
+    #[test_only]
+    use std::option::none;
 
     friend bitcoin_move::genesis;
     friend bitcoin_move::ord;
@@ -370,6 +372,11 @@ module bitcoin_move::utxo{
         drop(utxo);
     }
 
+    #[test_only]
+    public fun transfer_for_testing(utxo_obj: Object<UTXO>, receiver: address){
+        transfer(utxo_obj, none(), receiver)
+    }
+
     #[test]
     fun test_id(){
         let txid = @0x77dfc2fe598419b00641c296181a96cf16943697f573480b023b77cce82ada21;