Improve the quality of service to meet customer requirements. the enterprise will always follow the principle of "quality first, customer first, reputation first, service first". Make sure the delivery preparation is timely, and according to the contract requirements for packaging testing, and provide the corresponding test report.Achieve customer satisfaction and ensure follow-up service. The customer needs to temporarily replace the changed products, we will try our best to cooperate with the customer according to the new contract requirements for production replacement will not affect the use of the customer. If the customer thinks it is necessary to advance the delivery, we will try our best to reorganize the production according to the customer's requirements, and determine the new delivery date to achieve customer satisfaction.