Changde 400 Business Center is a value-added telecom services based integrated enterprise, focused on next-generation communications (UMS) product development and market development, communications and Internet business covers two main areas, including instant messaging, 400 smart phone platform, call center system Internet access, enterprise VPN solution, Changde leading unified communications service provider. In long-term business value-added telecom business experience and grasp the future of information communication industry, to provide customers with the most comprehensive and effective unified communications services. Communications equipment from the system to the Internet, enterprise information services, we have always maintained a good development. We have a number of key strategic partners and a large number of loyal customers, to provide customers with reliable technology, marketing support and good after-sales service. Create huge profits and huge social benefits for the company, partners to achieve multi-profit. Companies in the "customer first, hard service" purposes. Our vision, innovation, business coverage throughout the country. Our goal is: do China's most trusted unified business communications service provider.