This author has not been identified. Look up 'Chenxing Xia' in GoogleThis author has not been identified. Look up 'Songsong Duan' in GoogleThis author has not been identified. Look up 'Xianjin Fang' in GoogleThis author has not been identified. Look up 'Xiuju Gao' in GoogleThis author has not been identified. Look up 'Yanguang Sun' in GoogleThis author has not been identified. Look up 'Bin Ge' in GoogleThis author has not been identified. Look up 'Hanling Zhang' in GoogleThis author has not been identified. Look up 'Kuan-Ching Li' in Google