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                                                                        What is the funciton of directional valve? | 
                                                                     
                                                                    
                                                                      
                                                                          
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                                                                            A: | 
                                                                            To control the compressed air pass through, cut off, and the flow direction. | 
                                                                           
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     Overseas Department 
      No.106, Sec. 3, Chengde Rd., Datong District, Taipei City 103, Taiwan 
      TEL: 886-2-25914100 
    FAX: 886-2-25957633 E 886-2-25975522 | 
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