This author has not been identified. Look up 'Bin Gu' in GoogleThis author has not been identified. Look up 'Xiang Geng' in GoogleThis author has not been identified. Look up 'Xiang Li 0012' in GoogleThis author has not been identified. Look up 'Wanli Shi' in GoogleThis author has not been identified. Look up 'Guansheng Zheng' in GoogleThis author has not been identified. Look up 'Cheng Deng' in GoogleThis author has not been identified. Look up 'Heng Huang' in Google