1.After receiving customer’s order,we will strictly perform the contract, delivery on time；
2.Any questions from the customer will be answered within 24 hours；
3.After shipment we will keep track of the goods logistics information,and give feedback to our customers;
4.After the customer receives the goods,if necessary,we will send customer equipment installation video;
5.If the goods have quality problems,we will strictly stick the contract for compensation;
6.Regular visits customers by phone or email,regular visits to our customers in their home countries.