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| Pre-sale service
| Sales Service
1, Is responsible for guiding the installation and system debugging, so that it meets the specified technical requirements;
2, Free operation management system training;
3, Have special requirements for users to provide installation design guidance.
| After-Sales Service
1, The warranty period, due to the product itself causes failure, is responsible for free maintenance;
2, The company provides customers with software upgrade services;
3, The company set up technical advisory services hotline, at any time to answer the customer's technical and maintenance questions;
4, After-sales service company product users on a regular basis telephone interview, the views of all users a reasonable adoption and give a reply.