Product Description

Warranty Commitment**: We offer a 20-year warranty on all key switch products. During the warranty period, if the fault is caused by product quality problems, we will repair or replace the faulty key switch for you free of charge.

**Quick response**: We have a professional after - sales team providing 24 - hour online service. When you encounter any problems or need technical support, just call our customer service hotline. We will respond immediately and provide you with a solution.

**Technical support**: Our after - sales team not only has rich maintenance experience but also possesses professional technical knowledge. Whether it is product installation and commissioning, operation training, or troubleshooting, we can provide you with a full range of technical support.

**Regular return visits**: In order to ensure that you are satisfied with our products and services, we will regularly visit customers to understand how the products are used, collect your comments and suggestions, and constantly improve the quality of our products and services.

By choosing our key switch series, you not only choose high - quality products but also opt for a full range of quality services. We look forward to working with you to create a better future together.