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Customer service:

1. The product technical consultation and quality complaint shall be answered within 12 hours.

2. The quality complaint shall be solved within 24 hours, and those requiring on-site service shall arrive within 48 hours.

3. Except for statutory holidays, holidays and force majeure.

Service specification

Telephone reservation and punctual arrival;  Dressing the, neat appearance;

Show your business card and introduce yourself.  Carefully check and standardize the operation;

Resume the site and introduce the use;  Be patient in explaining and answering questions.

Fill in the form and shake hands to say goodbye.  Customer satisfaction, eliminate hidden dangers.