This author has not been identified. Look up 'Xiaohong Shi' in GoogleThis author has not been identified. Look up 'Xiangping Chen' in GoogleThis author has not been identified. Look up 'Yongsheng Rao' in GoogleThis author has not been identified. Look up 'Kaiyuan Li' in GoogleThis author has not been identified. Look up 'Zhensheng Xu' in GoogleThis author has not been identified. Look up 'Jingzhong Zhang' in Google