It is a service concept that provides door-to-door services for elderly people, lonely elderly people, disabled and injured people at home. The service content includes cooking, washing clothes, cleaning, etc. Changxinda Call Center has its own R&D team, guaranteed service, open interface, easy expansion, free upgrade, Changxinda Communication's customers are spread across 28 provincial administrative regions in the country (except Taiwan and Macau), involving telecommunications operators, e-commerce, housekeeping services, home-based elderly care, TV shopping, express logistics, travel ticketing, government, schools, hospitals and many other industries.

It can realize automatic voice navigation, real-time recording, pop-up screen for incoming and outgoing calls, automatic generation of call reports, automatic generation of customer information, etc.