| 
 
    Shareholder Structure
 
    
        | 
            State Ownership
         | 
        
            65.00%
         | 
     
    
        | 
            Foreign Ownership
         | 
        
            0.29%
         | 
     
    
        | 
            Other Ownership
         | 
        
            34.71%
         | 
     
 
 
						
    Major Shareholders
 
        
            
                | 
                    Name
                 | 
                
                    Position
                 | 
                
                    Shares
                 | 
                
                    Ownership
                 | 
                
                    Reported Date
                 | 
             
    
        
            | 
                Song Da Corporation
             | 
            
                ---
             | 
            
                22,601,540
             | 
            
                65.00%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                America LLC
             | 
            
                ---
             | 
            
                1,656,900
             | 
            
                4.77%
             | 
            
                6/15/2020
             | 
         
    
        
            | 
                Nguyen Van Tung
             | 
            
                ---
             | 
            
                164,095
             | 
            
                0.47%
             | 
            
                6/30/2018
             | 
         
    
        
            | 
                Dang Quoc Bao
             | 
            
                Chairman of Board
             | 
            
                89,899
             | 
            
                0.26%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Ho Sy Hung
             | 
            
                ---
             | 
            
                56,860
             | 
            
                0.16%
             | 
            
                12/31/2021
             | 
         
    
        
            | 
                Nguyen Van Ngan
             | 
            
                Chief Accountant
             | 
            
                43,838
             | 
            
                0.13%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Dao Xuan Tuan
             | 
            
                ---
             | 
            
                3,600
             | 
            
                0.01%
             | 
            
                12/31/2021
             | 
         
    
        
            | 
                Vu Thi Xuan Mai
             | 
            
                ---
             | 
            
                3,250
             | 
            
                0.01%
             | 
            
                3/19/2021
             | 
         
    
        
            | 
                Le Tien Thu
             | 
            
                Chief of Executive Officer
             | 
            
                2,210
             | 
            
                0.01%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Bui Dinh Dong
             | 
            
                ---
             | 
            
                50
             | 
            
                0.00%
             | 
            
                6/30/2018
             | 
         
    
        
            | 
                Tran Ngoc Anh
             | 
            
                Representative Spokesman
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen The Tai
             | 
            
                Board Member
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Tan Phat
             | 
            
                Board Member
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Minh Tuan
             | 
            
                Board Member
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Dinh Tu
             | 
            
                Head of Control Committee
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Do Anh Thai
             | 
            
                Control member
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Anh Dao
             | 
            
                Control member
             | 
            
                0
             | 
            
                0.00%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Pham Ngoc Khanh
             | 
            
                Deputy CEO
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Pham Van Hung
             | 
            
                Deputy CEO
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Vu Manh Cuong
             | 
            
                Deputy CEO
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Tran Dang Khoa
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Le Van Sinh
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Pham Duc Trong
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Sinh Thao
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Dao Van Tan
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/19/2014
             | 
         
    
        
            | 
                Nguyen Thi Hoai Thanh
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/18/2014
             | 
         
    
        
            | 
                Nguyen van Thang
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2014
             | 
         
    
        
            | 
                Thai Son
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Le Viet Doan
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Van Hung
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2010
             | 
         
    
        
            | 
                Song Da 6.04 Joint Stock Company
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                9/11/2009
             | 
         
    
        
            | 
                Song Da 7 Joint Stock Company
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Ha Quoc Thinh
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                3/19/2021
             | 
         
    
        
            | 
                Vu Duc Lam
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2016
             | 
         
    
        
            | 
                Nguyen Huu Tien
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                4/21/2014
             | 
         
    
        
            | 
                Nguyen Khac Ha
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Pham Thi Thanh Tam
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2016
             | 
         
    
        
            | 
                Ninh Van Khuong
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Van Nam
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                9/5/2011
             | 
         
    
        
            | 
                Song Da 3 Joint Stock Company
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Song Da Yaly Cement Joint Stock Company
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                10/6/2009
             | 
         
    
        
            | 
                Do Dinh Hien
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2012
             | 
         
    
        
            | 
                Dao Van Phuong
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                3/24/2014
             | 
         
    
        
            | 
                Vietnam - Asia Commercial Joint Stock Bank
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Le Hong Minh
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2012
             | 
         
    
        
            | 
                Nguyen Thi Hong Gam
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2012
             | 
         
    
        
            | 
                Duong Van Minh
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Bui Thi Minh Phuong
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Tran Ngoc Be
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Dang Quoc Khanh
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Hoang Anh Tu
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
         
    
 |