Excelltel Technology Co., Ltd. Was established in 1999 in Foshan, China. We are a manufacturer which is specialized in developing and producing PBX system equipment. Our factory has attained ISO9001 certification, and most of products have attained CE and CCC certifications. With high standards of production and strict monitoring system of quality, its products have been constantly exported to many countries over the world.

Founded in 1996, Shandong Kaer Electric Co., Ltd. is a provider of intelligent terminal and solution for the Internet of Things and mobile Internet. After 20 years of development, the company has formed a strong research and development strength in wireless communication terminal technology, wireless data terminal technology, smart education application technology, Internet of Things technology, embedded software technology, video technology, etc. The company has relatively complete product production qualifications, including: Telecommunications equipment network access license, national compulsory product certification, quality management system certification, etc. The main products include two categories, including smart communication equipment, IoT smart terminals and solutions. Up to now, the company has more than 100 patents, including 32 invention patents, and nearly 200 computer software copyrights.

Houyuan Technology (HK) Limited was founded in 2009 with headquarter located in Shenzhen and branch office in HK, suzhou. There are several departments such as

Qihang Aegis Informatics (HK) Ltd sister concern company of Aegis Informatics Pvt Ltd is an enterprises with innovative GSM range of products, Voice Logging solution, IP PBX and VoIP Gateways.

Founded in 2011, Shenzhen DINSTAR Co., Ltd. is a leading global provider of IP Unified Communication and VoIP products. We have been delivering more agile, efficient and affordable communication solutions to our customers through our reliable, innovative and future-proof products. Now we have more than 180 specialists, most of them coming from top-rank global telecommunication providers, who have dedicated themselves to VoIP, unified communication and wireless mobile network technology for more than 15 years.