Yinzhuo audio after-sales service follow-up:
In the case of normal use of audio products, if there is any quality problem, Yinzhuo audio company will provide services to follow up:
1) Within 7 days from the date of delivery of the product, the fault is confirmed by our service center. You can choose to enjoy return, exchange or free repair service or free replacement parts.
2) Within 60 days from the date of delivery, you may choose to enjoy a replacement or free repair service or free replacement parts.
3) You can enjoy free repair service or free replacement parts within 12 months from the date of delivery of the product; you can enjoy paid maintenance service for more than 12 months.
4) The above explanation is owned by Yinzhuo Audio Company.

Yinzhuo audio pre-sales service follow-up:
Pre-sales technical support includes:
1) Understand customer needs and provide value-added services
2) Formulation of technical solutions in sales work
3) Production of professional and reasonable configuration list
4) Production of positioning map
5) Production of dynamic maps of key customers
6) Technical training

Yinzhuo audio sales service follow-up:
Sales technical support includes:
1) Professional technical solutions
2) Professional installation and commissioning
3) Professional on-site guidance and training

After the customer confirms the order to order our products, Yinzhuo Audio promises to provide the customer with the sample of the goods within 3 working days. After the sample is confirmed, it will enter the mass production. The average daily output of the same product is not less than 60, ensuring the customer's progress! The delivery logistics company can be specified by the customer, and the transportation cost is subject to the contractual agreement between the two parties!