• Spon Communication Technology Co., Ltd. (Changsha)

  We are the national largest manufacturer of IP network internal communication intercom system! SPON Communication Technology Co., Ltd, has been a high-tech enterprise specialized in R&D for digital audio products, manufacturing equipment and system integration many years. The ...

  Telephone：86-0731-88915780Address：Lugu high-Tech development zone

• Changsha Spon Communication Technology Co., Ltd.

  We are the national largest manufacturer of IP network internal communication intercom system!SPON Communication Technology Co., Ltd, has been a high-tech enterprise specialized in R&D for digital audio products, manufacturing equipment and system integration many years. The ...

  Telephone： 86-0731-88915780Address：Lugu high-Tech development zone

• Quanzhou Huanyutong Electronics Co., Ltd

  IP network intercom system is a user friendly reliable and robust help point station that automatically connects via LAN or WAN to monitoring central control location once the call button pressed.The based on Ethernet standards TCP protocols As an device can easily be integrated into existing ...

  Telephone：86 - 0595 - 22501599Address：Haixi High-tech Industrial Zone, Fengze District Quanzhou, Fujia