021-67668298|中文 / EN

Our company sells after-sales service to the acoustic products used in this project.

1.after the completion of the project acceptance, the company provides two years of free product service period, life-long warranty;

2.in case of design, process and material installation quality problems, response within 24 hours, and submit maintenance plan to the owner, and send experienced technicians to on-site maintenance, until repair.

3.acoustic product manufacturing quality problems, free warranty;

If the problem is discovered after the expiration of the warranty period, the company will respond within 24 hours, and repair the damaged acoustic products by cost and labor costs.