Pre-sale service

Our service:
1Domestic customers free door-to-door, installation and commissioning, provide free training;
2One year free warranty, life-long maintenance and free software upgrade service are provided for the products sold
3Arrange the engineer to check and maintain the equipment free of charge at any time, and provide all-weather service to the equipment sold

After-sale service

The company's perfect after-sale service system provides lifelong and free software upgrade services to the products sold, life-long maintenance and national joint guarantee
The company does not regularly arrange engineers to check and maintain equipment free of charge, and provide all-weather service to the equipment sold
In the development of innovation, in the research and development of the essence of technology, in the design to improve the performance of products, and constantly launch suitable for the public, more types, higher quality products

Common problem