I want to make a second development

can I have some maters about this software, I want to make a second development. I hope you give me some papers which makes me know where to begin?

Maybe these links can help:


Thanks kenkendk。I will put all my affords to learn this system.But,I have a another question,can you provide me some materials of system framework,especially the logic of the back end code. I’m pleasure to wait your reply. Thanks.

I do not have more than what is in the links above. If you have a specific question, I can answer that.