**docker\_dist** is a template component in the [HPM](https://hpm.harmonyos.com/#/en/home) system. It helps to quickly initialize an HPM project and use the Docker image to quickly build a distribution of OpenHarmony, greatly simplifying environment configurations needed for building. After configuring the Ubuntu and [hpm-cli](../bundles/hpm-part-development.md) development environments, perform the following steps to access the Docker environment:
**docker\_dist** is a template component in the [HPM](https://hpm.harmonyos.com/#/en/home) system. It helps to quickly initialize an HPM project and use the Docker image to quickly build a distribution of OpenHarmony, greatly simplifying environment configurations needed for building. After configuring the Ubuntu and hpm-cli development environments, perform the following steps to access the Docker environment:
### Setting Up the Docker Environment<a name="section3295842510"></a>