1. Department of Chemical Engineering, National Tsing Hua University, Hsinchu 31003, Taiwan
2. College of Mathematics, Physics and Electronic Information Engineering, Wenzhou University, Wenzhou 325035, China
3. Kaohsiung Factory, Chang Chun Plastics Co., Ltd., No.14 Gongye first Road, Renwu District, Kaohsiung 81469, Taiwan