1. Postdoctoral research fellows Applicants who are interested should send the CV, a one-page letter of motivation, and contact details of two references to Dr. Zhou (qihuizhou@qdu.edu.cn/ zhouqihui521@163.com) with a title "Postdoctoral application". Candidates with research background in organic chemistry, materials science and engineering, biomedical engineering, cell biology, molecular biology, clinical medicineare preferred. 2. Joint students We have several opportunities for joint students. Please contact Dr. Zhou (qihuizhou@qdu.edu.cn/ zhouqihui521@163.com).