Speaker
            Mr
    Bo Ma
            
                (Department of Astronomy, Nanjing University)
        
        
    Primary author
        
            
                
                        Mr
                    
                
                    
                        Bo Ma
                    
                
                
                        (Department of Astronomy, Nanjing University)
                    
            
        
    
        Co-authors
        
            
                
                        Prof.
                    
                
                    
                        Peng-Fei Chen
                    
                
                
                        (Nanjing University)
                    
            
        
            
                
                        Prof.
                    
                
                    
                        Xiang-Dong Li
                    
                
                
                        (Nanjing University)