Lxde file system colibri imx6 linux add a application at reboot

hello Sir I am using colibri imx6dl with linux LXDE file system. I want to add a application at reboot or shutdown. I have found for startup but i could not found how add a script or application at reboot. kindly help

Just use ExecStop instead of what we recommend using for autorun/start in the following article on our developer website. You may also consult the systemd service manual.