Haikou Hongwei Electronic Engineering Co.,Ltd.
| Informations de contact |
| Raison sociale: | Haikou Hongwei Electronic Engineering Co.,Ltd. |
| WWW: | http://www.redguard.com.cn |
| e-mail: | hwdzco@public.hk.hi.cn |
| Descriptif: | The switchboard, the group telephone, the supervisory system, the hotel computer management, the te |
