General:

Nanjing Desi Weiye Software Technology Co., Ltd. Specializes in the development of next-generation network NGN converged communication emergency command and dispatch system, and is a leading domestic government and enterprise information and communication integration solution provider. The company is located in Nanjing, capital city of Jiangsu Province. The company has formed cooperative partnerships with many well-known enterprises and scientific research institutions at home and abroad, including the Academy of Postal Sciences, Theil Laboratory, Telecommunication Research Institute, China Telecom, China Mobile, China Unicom, AVAYA, CISCO, Dialogic, Bell Alcatel, etc.

YX International Information Co., Ltd is a manufacturer of GoIP GATEWAY, VoIP Products, GSM Modem and IP Phone with well-equipped testing equipment and strong technical force. Which is found in 2007, with almost 5 years export experience.

DBL Technology Ltd, is a leading manufacturer in developing and manufacturing advanced VoIP products for the worldwide market.DBL has been dedicated in the development of the latest VoIP technology for the last 15 years and has developed a wide range of VoIP Gateway and IP Phone.DBL is committed in offering high quality, innovative, and affordable products.

Shenzhen Aimmer Technology Co., Limited is a professional manufacturer focus on VoIP products and industrial mainboard. It has complete high speed SMT, assembly line, amd well-equipped testing line.

Beijing Hi Telecom Co., Ltd. is a professional manufacturer focus on VoIP products and industrial mainboard. It has complete high speed SMT, assembly line, amd well-equipped testing line.

YX International Information Co., Ltd is a Professional VoIP Products' manufacturer of GoIP GATEWAY(GSM/CDMA/WCDMA/4G), SIM BANK,

Ejointech is a professional developer and manufacturer specializing in VoIP Gateway and SMS Gateway solutions since 2003. Our portfolio includes high-quality GSM/3G/4G VoIP Gateways, SMS modems, Simbank, IP proxy device, Bulk SMS Platform, and related software solutions tailored for carriers and providers worldwide.

Shenzhen Haoday Technology Co., Ltd. Established in 2006, with more than 10 year's experience in GPS tracker, GPS fleet tracking system, is a leading hi-tech supplier and specializing in the fields of GPS pesonal and vehicle trackers.

We, (Shenzhen Proolin Electronic Factory ) are China manufacturer and exporter, Focus on Research and development VoIP, GoIP, FWP, IP Intercom/Camera, Network Switch, WiFi AP, CPE, Enterprise Router and New Products...