1. Extract the plugin contents into your wp-content/plugins directory
2. Activate the plugin
3. Create a new field and use the Country field type
4. Kick back and profit $$$

`_vnl_location_list()` to show this field in frontend

This plugin add new field type call "VN Location", include 2 dropdown where you can choose province & district in Vietnam. This plugin base on https://github.com/Vheissu/acf-country-field, thank to @Vheissu.

The plugin in its current state works, but you might run into an issue. If you do, feel free to fork and submit a pull request or create an issue and I will do my best to fix it.