US Office:
    650 South Grand Ave., Suite 1100,Los Angeles, CA90017
    Tel : 1-213-627-8999    Fax : 1-213-627-9919
    Technical support direct line: 1-213-627-9799
    E_mail : Tiffany@vocom.com
    

China Office:
    28F Block Tian-an international Bldg Renmin South Road, Shenzhen, China 518001
    Tel : +(86)755-82180994, 82180995   Fax : +(86)755-82298293
    Technical support direct line: 86-755-82297034
    Accountant direct line:86-755-82192592
    E_mail : Wbc@vocom.com

  To ask for the Rate :  rateadmin@vocom.com

  Billing question :  billing@vocom.com

  To report a trouble ticket :  ttt@vocom.com