Developer: What is a valid XML feed?

When you submit a XML game feed, we will check whether it is valid.
A XML game feed can contain the information below (* means necessary):
name*: Game Name
description*: Game description
control: game instruction, how to play the game
type*: swf, dcr, unity3d or html5
file*: URL of the game file
width*: width of the game file (number, px)
height*: height of the game file (number, px)
size: size of the game ((number, in byte)
mobile: whether the game is playable on mobile and pad. 1: yes, 0:no
m_width: width of the game file on mobile ((number, px)
m_height: height of the game file on mobile ((number, px)

Click here for a sample and Click here for a PHP sample of how to create a XML feed.