| 
 
    Shareholder Structure
 
    
        | 
            State Ownership
         | 
        
            37.10%
         | 
     
    
        | 
            Foreign Ownership
         | 
        
            17.68%
         | 
     
    
        | 
            Other Ownership
         | 
        
            45.22%
         | 
     
 
 
						
    Major Shareholders
 
        
            
                | 
                    Name
                 | 
                
                    Position
                 | 
                
                    Shares
                 | 
                
                    Ownership
                 | 
                
                    Reported Date
                 | 
             
    
        
            | 
                State Capital Investment Corporation
             | 
            
                ---
             | 
            
                63,463,657
             | 
            
                37.10%
             | 
            
                6/27/2025
             | 
         
    
        
            | 
                Sekisui Chemical Co., Ltd
             | 
            
                ---
             | 
            
                25,656,229
             | 
            
                15.00%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Tien Phong Plastic South Plastic Joint Stock Company
             | 
            
                ---
             | 
            
                18,707,638
             | 
            
                10.94%
             | 
            
                7/4/2025
             | 
         
    
        
            | 
                Dang Quoc Dung
             | 
            
                Chairman of Board
             | 
            
                9,796,564
             | 
            
                6.87%
             | 
            
                7/4/2025
             | 
         
    
        
            | 
                Tien Phong Plastic Joint Stock Company Union
             | 
            
                ---
             | 
            
                5,535,579
             | 
            
                3.24%
             | 
            
                7/1/2025
             | 
         
    
        
            | 
                Dang Quoc Minh
             | 
            
                ---
             | 
            
                5,488,142
             | 
            
                3.21%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Dang Thi Minh Huong
             | 
            
                ---
             | 
            
                3,484,800
             | 
            
                2.04%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Nguyen Trung Kien
             | 
            
                ---
             | 
            
                1,175,912
             | 
            
                0.83%
             | 
            
                12/31/2018
             | 
         
    
        
            | 
                Le Thi Thuy Hai
             | 
            
                ---
             | 
            
                818,415
             | 
            
                0.48%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Chu Van Phuong
             | 
            
                Chief of Executive Officer
             | 
            
                623,716
             | 
            
                0.36%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Tran Ba Phuc
             | 
            
                ---
             | 
            
                533,258
             | 
            
                0.41%
             | 
            
                12/31/2019
             | 
         
    
        
            | 
                Nguyen Quoc Truong
             | 
            
                ---
             | 
            
                518,953
             | 
            
                0.40%
             | 
            
                12/31/2019
             | 
         
    
        
            | 
                Tran Ngoc Bao
             | 
            
                Board Member
             | 
            
                240,108
             | 
            
                0.14%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Tran Thi Hoai Thu
             | 
            
                ---
             | 
            
                45,426
             | 
            
                0.04%
             | 
            
                6/30/2021
             | 
         
    
        
            | 
                Dao Anh Thang
             | 
            
                Deputy General Director of Business
             | 
            
                31,007
             | 
            
                0.02%
             | 
            
                12/31/2024
             | 
         
    
        
            | 
                Nguyen Thi Thanh Xuan
             | 
            
                ---
             | 
            
                25,079
             | 
            
                0.02%
             | 
            
                6/30/2022
             | 
         
    
        
            | 
                Dinh Nguyet Nga
             | 
            
                ---
             | 
            
                19,705
             | 
            
                0.02%
             | 
            
                12/31/2019
             | 
         
    
        
            | 
                Tong Duc Hung
             | 
            
                ---
             | 
            
                15,840
             | 
            
                0.01%
             | 
            
                12/31/2020
             | 
         
    
        
            | 
                Nguyen Mai Hung
             | 
            
                ---
             | 
            
                10,000
             | 
            
                0.01%
             | 
            
                12/31/2023
             | 
         
    
        
            | 
                Nguyen Bich Thuy
             | 
            
                ---
             | 
            
                7,020
             | 
            
                0.00%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Vu Thi Minh Ha
             | 
            
                ---
             | 
            
                6,576
             | 
            
                0.01%
             | 
            
                12/31/2023
             | 
         
    
        
            | 
                Huynh Minh Hieu
             | 
            
                ---
             | 
            
                5,500
             | 
            
                0.00%
             | 
            
                6/30/2024
             | 
         
    
        
            | 
                Nguyen Van Thuc
             | 
            
                Deputy CEO
             | 
            
                4,482
             | 
            
                0.00%
             | 
            
                12/31/2023
             | 
         
    
        
            | 
                Luu Thi Mai
             | 
            
                Chief Accountant
             | 
            
                3,080
             | 
            
                0.00%
             | 
            
                12/31/2022
             | 
         
    
        
            | 
                Do Thi Thuy
             | 
            
                ---
             | 
            
                2,132
             | 
            
                0.00%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Dao Thi Thanh Ngan
             | 
            
                ---
             | 
            
                1,452
             | 
            
                0.00%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Tran Thi Hoai Anh
             | 
            
                ---
             | 
            
                1,000
             | 
            
                0.00%
             | 
            
                1/21/2021
             | 
         
    
        
            | 
                Nguyen Thi Hanh Nguyen
             | 
            
                ---
             | 
            
                1,000
             | 
            
                0.00%
             | 
            
                1/21/2021
             | 
         
    
        
            | 
                Ngo Thi Thu Thuy
             | 
            
                ---
             | 
            
                546
             | 
            
                0.00%
             | 
            
                12/31/2024
             | 
         
    
        
            | 
                Nguyen Van Hoat
             | 
            
                ---
             | 
            
                500
             | 
            
                0.00%
             | 
            
                12/31/2024
             | 
         
    
        
            | 
                Tran Nhat Ninh
             | 
            
                Deputy CEO
             | 
            
                454
             | 
            
                0.00%
             | 
            
                6/30/2025
             | 
         
    
        
            | 
                Nguyen Thi Quynh Huong
             | 
            
                ---
             | 
            
                452
             | 
            
                0.00%
             | 
            
                6/30/2021
             | 
         
    
        
            | 
                Nguyen Thi Thu Ha
             | 
            
                ---
             | 
            
                104
             | 
            
                0.00%
             | 
            
                12/31/2018
             | 
         
    
        
            | 
                Tran Hung Cuong
             | 
            
                Representative Spokesman
             | 
            
                49
             | 
            
                0.00%
             | 
            
                6/30/2024
             | 
         
    
        
            | 
                Noboru Kobayashi
             | 
            
                Vice Chairman of Board
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Van Cuong
             | 
            
                Deputy CEO
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Pham Van Bang
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2014
             | 
         
    
        
            | 
                SakChai Patiparnpreechavud
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Dang Phuong Lan
             | 
            
                Board Member
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Vu Thi Minh Nhat
             | 
            
                Board Member
             | 
            
                0
             | 
            
                0.00%
             | 
            
                7/5/2016
             | 
         
    
        
            | 
                Trinh Van Tuan
             | 
            
                Board Member
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Doan Van Chuong
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2008
             | 
         
    
        
            | 
                Pham Van Vien
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2013
             | 
         
    
        
            | 
                Hoang Thi Thu Mai
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2008
             | 
         
    
        
            | 
                Dong Xuan Viet
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2011
             | 
         
    
        
            | 
                Minh Hai Import and Export Trading Company Limited
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/30/2019
             | 
         
    
        
            | 
                Red River Holding
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                1/21/2014
             | 
         
    
        
            | 
                Bui Duc Long
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Ho Phi Hai
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                6/30/2015
             | 
         
    
        
            | 
                Nguyen Anh Tuan
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Windstar Resources LTD.,
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2014
             | 
         
    
        
            | 
                Praween Wirotpan
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Chi Thanh
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Nguyen Viet Phuong
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Tong Thi Thu Hoai
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                11/4/2025
             | 
         
    
        
            | 
                Pham Van Nguyen
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                12/31/2009
             | 
         
    
        
            | 
                The Nawaplastic Industries
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                10/18/2017
             | 
         
    
        
            | 
                PCA International Opportunities Funds SPC
             | 
            
                ---
             | 
            
                0
             | 
            
                0.00%
             | 
            
                4/18/2008
             | 
         
    
         
    
 |