# Smart Contract

## Overview

Ferra DLMM (Dynamic Liquidity Market Maker) is an advanced AMM protocol built on Sui blockchain that provides concentrated liquidity and dynamic fee structures. The protocol consists of four main modules working together to provide efficient trading and liquidity provision.

## Core Modules

### Architecture Overview

* [**Factory**](/integration/dlmm/smart-contract/factory-module.md): Creates and manages trading pairs
* [**LB Pair**](/integration/dlmm/smart-contract/lb-pair-module.md): Handles trading logic, liquidity management, and fee collection
* [**Position**](/integration/dlmm/smart-contract/position-module.md): Manages user liquidity positions and fee tracking
* [**Rewarder**](/integration/dlmm/smart-contract/rewarder-module.md): Distributes additional rewards to liquidity provider


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