Company: 
      Name: Yeastar Technology Co.,Ltd. 

      E-Mail: info@yeastar.com

      Tel  :  86-592-5503301

      Fax :  86-592-5503307


  Support:
      E-Mail:  support@yeastar.com

      Skype ID: support.yeastar  

                      yeastar.zyr         

      MSN ID: support@yeastar.com        

                    zyr@yeastar.com        

  Sales: 
      E-Mail:  sales@yeastar.com

      Skype ID: yeastar.sales   

      MSN ID: sales@yeastar.com  

      Tel  : 86-592-5503309

      Fax : 86-592-5503307

  Address: 
      202,No.23 Wanghai Road, 2nd Software Park, Xiamen, China
      P.S.: 361006