A, 24 hours free line :0086-13889555052,

B,The free servcie including:

1), provide free technical advisory services.

2), free warranty for a year, according to the company warranty provisions.

3), free training for the customer operation, and maintenance personnel, maintenance products to guide the user to use.

Third, guarantee to provide quality service for the customer, for customers on product performance and use requirements, provide relevant technical data, being a good user of staff.