In order to better serve the needs of users, do a good job in guiding the use of timely after-sales service work, we are in the spirit of "all the pursuit of high quality, high quality, customer satisfaction for the purpose". Make the following commitments to the users on the principle of "considerate service and reliable product quality":

1. Product quality commitment:

1. The manufacturing and testing of the products meet the national standards.

2. The products shall be tested by professional testers to ensure that the indicators of the products meet your requirements.

3. If there are quality problems in the products provided by us during the warranty period, we are willing to bear all the responsibilities.

II. Delivery Date Commitment:

We ensure that the products provided will be delivered to the designated place within the time required by the demander. If you have special requirements and need to complete the project ahead of schedule, we can negotiate with