<p>Oi you competed at national level? If you have written any paper for NHD, please tell me how to go about research, topic decision, and etc. If you have any other experience or any great advice about NHD (going about competing, how competitive you have to be, what quality of work, other stuff, etc.), please tell me~ I need all the help I can get to do good on this year’s NHD =D thanks so much!</p>