What do you think of your major in China?你认为你的专业在中国怎么样?
I think there is a big demand for and a wide application of it in many fields.我认为很多领域对这个专业需求旺,应用广.
【这样回答给对方的印象是：你会学成回国,没什么移民倾向,较易获取签证.个人观点】