Gd SWT Smart Tech Co., Ltd., Ltd.

   +86 769-22620160
    +86 17688649848

   +86 769-22620190

Contact：Bob Zeng

   swt5@swt99.com
Contact：Sally Yao
  swt9@swt99.com

  Newton Industrial Park,Hengli Village,Wangniudun Town,Dongguan City, Guangdong Province, China

Hong Kong office

   +852-27630592 

   +852-27978431

Contact：Hogan Yan 
   hgyan@southchinae.com 

  Rm. 9, 11/F,No.30-32 Au Pui Wan Street, Fo Tan,Shatin,New Territories, Hong Kong