# Introduction NSwap is an emerging UniswapV2 protocol DEX focused on Testnet for developers. The UI fork from PancakeSwap. The NSwap DEX uses its own factory and pair contracts but also routes trades. * Full compatibility with UniswapV2's interface * Fee-on-transfer tokens * The trading fee is 0.1% The DEX app can be accessed by visiting Supported networks: * BSC Testnet * Arbitrum Goerli Testnet * Base Goerli Testnet --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docswap.nhancv.com/getting-started/introduction.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.