Toneluck boasts a strong R&D team for micro switches with more than 40 years of accumulated professional experience in micro switch development. Meanwhile, many seasoned senior experts at home and abroad are involved in product design and R&D.

We own proprietary technologies in contact development, precision mold processing and automated production. Strictly following the APQP product design and development process as well as DOE verification methods, we conduct independent product development and design validation to deliver products with high durability and premium quality.

Toneluck holds over 100 patents in total, including 5 independent invention patents. Our products are widely applied in automotive side door lock assemblies, tailgate lock assemblies, hood lock assemblies, as well as connectors for automotive steering and braking systems. We maintain a leading position in the global peer market with a steady growth momentum.