diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 00000000..6288b0b4
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,13 @@
+[package]
+name = "koii-token-dumping-contract"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+solana-program = "1.16.0"
+thiserror = "1.0"
+serde = { version = "1.0", features = ["derive"] }
+
+[dev-dependencies]
+solana-program-test = "1.16.0"
+solana-sdk = "1.16.0"
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 00000000..08548837
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,108 @@
+use solana_program::{
+    account_info::AccountInfo,
+    entrypoint,
+    entrypoint::ProgramResult,
+    pubkey::Pubkey,
+    msg,
+};
+use thiserror::Error;
+
+/// Program entrypoint
+#[cfg(not(feature = "no-entrypoint"))]
+entrypoint!(process_instruction);
+
+/// Custom error types for the token dumping contract
+#[derive(Error, Debug, Clone, Copy)]
+pub enum DumpingContractError {
+    /// Invalid instruction data
+    #[error("Invalid instruction data")]
+    InvalidInstructionData,
+    
+    /// Insufficient token dumping criteria
+    #[error("Insufficient token dumping criteria")]
+    InsufficientDumpingCriteria,
+    
+    /// Token transfer validation failed
+    #[error("Token transfer validation failed")]
+    TokenTransferValidationFailed,
+}
+
+/// Token dumping tracking structure
+#[derive(Debug, Clone)]
+pub struct DumpingTracker {
+    /// Total tokens dumped
+    pub total_dumped: u64,
+    
+    /// Number of unique dump events
+    pub dump_events: u32,
+    
+    /// Timestamp of last dump event
+    pub last_dump_timestamp: u64,
+}
+
+/// Main program instruction processor
+pub fn process_instruction(
+    program_id: &Pubkey,
+    accounts: &[AccountInfo],
+    instruction_data: &[u8],
+) -> ProgramResult {
+    // Basic instruction validation
+    if instruction_data.is_empty() {
+        msg!("Error: No instruction data provided");
+        return Err(DumpingContractError::InvalidInstructionData.into());
+    }
+
+    // Placeholder for token dumping logic
+    match instruction_data[0] {
+        0 => validate_token_dump(program_id, accounts),
+        1 => track_dump_event(program_id, accounts),
+        _ => {
+            msg!("Error: Unknown instruction");
+            Err(DumpingContractError::InvalidInstructionData.into())
+        }
+    }
+}
+
+/// Validate token dumping criteria
+fn validate_token_dump(
+    _program_id: &Pubkey, 
+    _accounts: &[AccountInfo]
+) -> ProgramResult {
+    // Placeholder validation logic
+    msg!("Validating token dump criteria");
+    
+    // Example validation (to be replaced with actual complex logic)
+    let min_dump_amount = 100; // Placeholder minimum dump amount
+    
+    if false { // Replace with actual validation logic
+        msg!("Dump validation failed");
+        return Err(DumpingContractError::InsufficientDumpingCriteria.into());
+    }
+    
+    Ok(())
+}
+
+/// Track dump event
+fn track_dump_event(
+    _program_id: &Pubkey, 
+    _accounts: &[AccountInfo]
+) -> ProgramResult {
+    // Placeholder event tracking logic
+    msg!("Tracking dump event");
+    
+    Ok(())
+}
+
+// Implement default traits for DumpingTracker
+impl Default for DumpingTracker {
+    fn default() -> Self {
+        Self {
+            total_dumped: 0,
+            dump_events: 0,
+            last_dump_timestamp: 0,
+        }
+    }
+}
+
+// Serialization and deserialization implementations would go here
+// (not implemented in this initial draft)
\ No newline at end of file
diff --git a/test.sh b/test.sh
new file mode 100644
index 00000000..da25d563
--- /dev/null
+++ b/test.sh
@@ -0,0 +1,2 @@
+#!/bin/bash
+cargo test
\ No newline at end of file
diff --git a/tests/contract_tests.rs b/tests/contract_tests.rs
new file mode 100644
index 00000000..dfdf106c
--- /dev/null
+++ b/tests/contract_tests.rs
@@ -0,0 +1,41 @@
+use solana_program::{
+    pubkey::Pubkey,
+    account_info::AccountInfo,
+};
+use koii_token_dumping_contract::{
+    process_instruction, 
+    DumpingContractError,
+    DumpingTracker,
+};
+
+#[test]
+fn test_dumping_tracker_default() {
+    let tracker = DumpingTracker::default();
+    
+    assert_eq!(tracker.total_dumped, 0);
+    assert_eq!(tracker.dump_events, 0);
+    assert_eq!(tracker.last_dump_timestamp, 0);
+}
+
+#[test]
+fn test_process_instruction_invalid_data() {
+    let program_id = Pubkey::new_unique();
+    let accounts: Vec<AccountInfo> = Vec::new();
+    
+    let result = process_instruction(&program_id, &accounts, &[]);
+    
+    assert!(result.is_err());
+}
+
+#[test]
+fn test_dumping_contract_error_display() {
+    let error = DumpingContractError::InvalidInstructionData;
+    
+    assert_eq!(
+        error.to_string(), 
+        "Invalid instruction data"
+    );
+}
+
+// Placeholder for more complex tests that would require 
+// more setup with Solana program testing utilities
\ No newline at end of file