Hong kong address: 
Flat A2-A3, 1 Floor, Block A, Proficient Industrial Center, 6 Wang Kwun Road, Kowloon Bay, Hong Kong.
China address:  
   Flat 1107,Block A,Oriental Time Guide,
   Huaqiangbei,Futian,Shenzhen,China

Tel:  0755-21285286
Fax :0755-83019909

Contact Person:   
Marketing Manager:  Zella zhong, Sammg wang
 MSN:    digitnano@hotmail.com
SKYPE: projectdesignsales
Email:   digitnano@hotmail.com