Betterking Co.Ltd
| Business category 1 | Video Door Phone |
| City ( of main office ) | Hong Kong, HK, Hong Kong |
| Address | Room 2703,Building B, Xin Zhou Building,Fu Tian Area |
| Phones | 755-23938134 |
| Date | 2011 Oct 28, 23:10 |
| Business category 1 | Video Door Phone |
| City ( of main office ) | Hong Kong, HK, Hong Kong |
| Address | Room 2703,Building B, Xin Zhou Building,Fu Tian Area |
| Phones | 755-23938134 |
| Date | 2011 Oct 28, 23:10 |