This author has not been identified. Look up 'Shaojie Li' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Shaohua Wang' in GoogleThis author has not been identified. Look up 'Yong Guan' in GoogleThis author has not been identified. Look up 'Zhiyan Xie' in GoogleThis author has not been identified. Look up 'Kejia Huang' in GoogleThis author has not been identified. Look up 'Ming Wen' in GoogleThis author has not been identified. Look up 'Lixin Zhou' in Google