The student homework samples (both including PPT exercises and proposal writings) posted in this section are only served for the purpose of the class teaching at Jiangsu University, which are mainly designed for students who can teach or study each other. These homework samples are lawfully protected by our own proprietary intellectual property rights (both for teachers and students). It should be approved, ahead of time in a writing, by Dr./Prof. Jianzhong Sun for any other purposes of these samples uses beyond the course study at Jiangsu University. Otherwise, Accountability will be applied to those improper uses of these homework materials.