Authors: LIN CHI-CHENG, KUO KUAN-HUNG, LIN HUAI-EN, LI PO-HSIN, LIU CHENG-YEH
School: S Yuan Ze University, Lunghwa University of Science and Technology, Tung De Junior High School, Shin Shing International school, Da Cheng Junior High School
Country: TAIWAN
e-mail: eddie@wiipa.org.tw