This author has not been identified. Look up 'Lin Yan' in GoogleThis author has not been identified. Look up 'Yonghong Hu' in GoogleThis author has not been identified. Look up 'Yong Zhang' in GoogleThis author has not been identified. Look up 'Xiao-Ming Li' in GoogleThis author has not been identified. Look up 'Changyong Dou' in GoogleThis author has not been identified. Look up 'Jun Li' in GoogleThis author has not been identified. Look up 'Yidan Si' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Lijun Zhang' in Google