# Overview

This document describes detailed trading interfaces on Shield Protocol v1, including interface definitions, listed parameters, return values and call samples on different programming languages and environments. 

Before you begin, you need to have a basic understanding on blockchain-related programming concepts. For example, basic concepts on Ethereum and smart contract, Solidity programming language, development environment (Remix, truffle, etc.)

**TBD: Introduce Shield Protocol V1 briefly & Market Maker's role & How could Market Makers utilize this document.**