# Doudian SDK For PHP > the libs code is from doudian open platform [Doudian Platform](https://op.jinritemai.com/) # How to Cover Code `` cd shell/ php shell.php // you need config your dir and namespace ``` # Install ``` composer require nicelizhi/doudian ``` # How To Use ``` use Nicelizhi\Doudian ``` # How to Sumbit ISSUE https://github.com/nicelizhi/doudian/issues