# Introduction **FastConnect API** (or FC for short) is a set of APIs provided by SSI Securities Corporation, allowing customers to integrate to get market data and place orders to SSI's system. The set is devided in to 2 sub-sets called **FastConnect Data (FC Data)** and **FastConnect Trading (FC Trading)**. * FC Data provides realtime market data of both Cash and Derivatives markets. * FC Trading provides APIs to query account information, place/amend/cancel orders and get updated order status through streaming. Customers can download sample code written in **Python** and **Node.js** to quickly try our products. Users guide on sample code can be accessed at: * [FC Data - Sample client guide](/ssi-products/fastconnect-data/sample-client-guide.md) * [FC Trading - Sample client guide](/ssi-products/fastconnect-trading/sample-client-guide.md) --- # 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://guide.ssi.com.vn/ssi-products/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.