ZSIM will form a perfect after-sales service network with a number of service systems throughout the country, equipped with sufficient after-sales service vehicles, establish a team of more than 100 maintenance service engineers, call center, computer ERP auxiliary management system to program service information processing. , to ensure the fastest speed, the best way, rushed to the scene to win time and create benefits for users.

ZSIM has a number of overseas offices in the country, with nearly 100 marketing outlets throughout the country, and established a comprehensive and systematic service network. Relying on advanced call center, GPS and other information management systems, and perfect training system, we have achieved the service goal of “customer-centered, implementation of timeout and value-added services”.