| Loại | Manufacturer |
|---|---|
| Trang web | https://www.bichallenge.com.hk/ |
| Số điện thoại | 852-24086456 |
| Địa chỉ | Flat 5, 15/F, Sunwise Industrial Building, 16-26 Wang Wo Tsai Street, Tsuen Wan, New Territories, Hong Kong |
Since 1983 Bi-Challenge Mfg has been designing and producing clocks watches and timers for clients in the US Europe and the Middle East.